Fits 1992-2002 Dodge Viper models. This R1 Concepts left front stainless steel brake hose (HSK-40034) replaces the prone-to-expansion factory rubber line with a high-pressure performance solution. Designed for more consistent hydraulic pressure, it eliminates the spongy feel common in older rubber hoses, providing a firmer and more predictable brake pedal during aggressive driving or track use.

Constructed with a PTFE inner core, this hose is wrapped in a high-strength stainless steel braid that resists expansion under extreme hydraulic stress. A clear PVC outer coating adds a layer of protection against abrasion, debris, and corrosion, ensuring long-term reliability. These lines are precision-engineered with factory-style fittings for a direct-fit installation and are fully DOT approved for street use.

• Replaces factory rubber hose to reduce line flex and improve pedal modulation
• PTFE inner core provides superior pressure resistance and chemical stability
• High-strength stainless steel braided exterior prevents hose expansion
• Abrasion-resistant clear PVC coating protects against dirt and chafing
• United States DOT approved for street-legal safety compliance
• Includes necessary banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-40034

Fits 2007-2016 Mini Cooper models.

Replace spongy factory rubber lines with the R1 Concepts Stainless Steel Rear Brake Hose to achieve a firmer, more consistent pedal feel. Unlike standard OE hoses that expand under high hydraulic pressure, these braided lines utilize a high-strength stainless steel exterior to prevent hose swell, ensuring your braking input is transmitted directly to the calipers. This is a critical upgrade for spirited street driving, towing, or any application where brake heat and pressure are consistently high.

Each hose is constructed with a PTFE inner core for superior chemical and pressure resistance, wrapped in a stainless steel braid and finished with an abrasion-resistant clear PVC coating. This outer layer protects against road debris, dirt, and chaffing, extending the service life of the assembly. These lines are precision-engineered with direct-fit fittings to ensure a secure, factory-style installation on your rear braking system.

• Firm, responsive brake pedal feel by reducing line expansion
• PTFE inner core provides superior pressure resistance
• Stainless steel braided exterior for maximum durability
• Clear PVC coating protects against corrosion and abrasion
• DOT approved for street use and safety compliance
• Includes necessary banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-32004

Fits 2003-2007 Mini Cooper models (Rear).

Upgrade your vehicle's braking response by replacing soft factory rubber lines with R1 Concepts Stainless Steel Brake Hoses. These lines are engineered to eliminate the expansion and "ballooning" common in OE rubber hoses under high hydraulic pressure, resulting in a firmer, more consistent pedal feel. Whether you are navigating daily traffic or engaging in spirited street driving, these hoses provide the hydraulic efficiency needed for precise brake modulation and increased driver confidence.

Constructed with a PTFE inner core for superior pressure resistance, these hoses are wrapped in a high-strength stainless steel braided weave. To ensure long-term durability, an abrasion-resistant clear PVC outer coating protects the assembly from road debris, dirt, and corrosion. These lines are United States DOT approved, meeting strict safety and performance standards for street use, and utilize precision-engineered fittings to ensure a direct-fit, factory-style installation.

• Stainless steel braided exterior reduces line flex and expansion for a firmer pedal
• PTFE inner core provides superior resistance to high temperatures and pressure
• Clear PVC outer coating protects against chaffing, grit, and environmental corrosion
• United States DOT approved for street safety compliance
• Includes banjo bolts and copper washers where applicable for a complete installation
• Manufacturer Part Number: HSK-32003

Fits 2007-2008 Mini Cooper (Excluding Convertible) front brake applications.

R1 Concepts Stainless Steel Brake Lines provide a significant upgrade over factory rubber hoses by eliminating line expansion under high hydraulic pressure. These lines are engineered to deliver a firmer, more responsive pedal feel and consistent braking performance, ensuring maximum hydraulic force is transmitted to the calipers during aggressive driving, towing, or daily use.

• PTFE Inner Core: High-strength core resists pressure and maintains consistent fluid flow for superior brake modulation.
• Stainless Steel Braided Weave: Prevents hose expansion under heavy braking for a more direct, firm pedal feel.
• Clear PVC Outer Coating: Abrasion-resistant layer protects the braid against chafing, dirt, debris, and corrosion.
• DOT Approved: Meets United States Department of Transportation safety and quality standards for legal street use.
• Precision Fittings: Direct-fit design utilizes factory mounting points and includes necessary hardware such as banjo bolts and copper washers where applicable.
• Part Number: HSK-32001

Fits 2002-2008 Mini Cooper (Front).

R1 Concepts Stainless Steel Brake Lines replace factory rubber hoses to eliminate expansion and provide a firmer, more responsive pedal. These high-pressure lines are engineered for consistent hydraulic efficiency, making them a necessary upgrade for enthusiasts seeking better brake modulation during spirited driving, towing, or heavy braking scenarios. Each line features a high-strength stainless steel braid that prevents the volumetric expansion common in OE rubber hoses as they age or heat up.

• PTFE Inner Core: Provides superior resistance to high temperatures and brake fluid degradation while maintaining consistent pressure.
• Stainless Steel Braided Exterior: Reinforced weave prevents hose swell under extreme hydraulic pressure for a firmer pedal feel.
• Clear PVC Coating: An abrasion-resistant outer layer protects the stainless braid against dirt, debris, and chaffing.
• DOT Approved: Meets strict United States Department of Transportation safety standards for street use.
• Direct-Fit Installation: Precision-engineered fittings and included mounting brackets ensure secure, factory-style mounting.
• Complete Hardware: Includes banjo bolts and copper washers where required for a leak-free seal.
• Manufacturer Part Number: HSK-32000

Fits 2007-2017 BMW X5 models.

R1 Concepts Stainless Steel Brake Hoses are engineered to replace factory rubber lines to provide a firmer, more consistent brake pedal feel. Unlike standard rubber hoses that expand under hydraulic pressure, these lines feature a high-strength stainless steel braided exterior over a PTFE inner core. This construction virtually eliminates line swell, ensuring that pedal effort is translated directly to the calipers, which is essential for heavy towing, spirited driving, or off-road use.

To ensure long-term durability, each hose is encased in a clear, abrasion-resistant PVC outer coating that protects the stainless braid against road debris, dirt, and corrosion. These lines are precision-engineered for a direct-fit installation, utilizing factory-style mounting points to ensure a secure fit without modification.

• Stainless steel braided weave prevents hose expansion under high hydraulic pressure
• PTFE inner core for superior pressure resistance and consistent brake response
• Clear abrasion-resistant PVC coating protects against chaffing and corrosion
• United States DOT approved for street use and safety compliance
• Includes banjo bolts and copper washers where required for installation
• Direct-fit design replaces the lower rear factory rubber hose
• Manufacturer Part Number: HSK-31057

Fits 2001-2006 BMW M3.

R1 Concepts Rear Stainless Steel Brake Lines provide a direct-fit upgrade over factory rubber hoses, specifically engineered to eliminate the soft, spongy pedal feel caused by hose expansion under high hydraulic pressure. By replacing the flexible OE lines with a high-strength braided stainless steel design, these lines ensure more consistent brake modulation and immediate response during spirited driving, track use, or daily commutes.

Each hose is constructed with a PTFE inner core that is chemically resistant and handles high temperatures without degradation. This core is wrapped in a stainless steel braided weave for maximum pressure resistance and finished with a clear PVC outer coating to prevent abrasion against suspension components and shield the braid from dirt, debris, and corrosion.

• High-strength stainless steel braided exterior prevents line expansion
• PTFE inner core for superior pressure resistance and fluid compatibility
• Clear PVC outer coating protects against chafing and road salt
• United States DOT approved for street use and safety compliance
• Includes banjo bolts and copper washers where applicable for a complete installation
• Direct-fit design utilizes factory-style mounting points
• Manufacturer Part Number: HSK-31046

Fits 2001-2003 BMW 525i (Rear).

Replace soft, factory rubber lines with R1 Concepts stainless steel braided brake hoses to eliminate the spongey pedal feel caused by hose expansion. Designed for both daily driving and performance applications, these lines maintain consistent hydraulic pressure, ensuring precise brake modulation and a firm, responsive pedal under heavy braking, towing, or spirited driving.

Each hose is constructed with a high-strength PTFE (Teflon) inner core that resists high temperatures and chemical breakdown. This core is wrapped in a stainless steel braided exterior to prevent line swell under pressure. A clear, abrasion-resistant PVC outer coating provides a final layer of protection against road debris, dirt, and corrosion, preventing the braid from chafing against suspension components.

• Manufacturer Part Number: HSK-31042
• Inner Core: PTFE (Teflon) for superior pressure resistance
• Exterior: Stainless steel braided weave reduces expansion
• Protection: Clear PVC coating resists abrasion and corrosion
• Compliance: United States DOT approved for street use
• Installation: Direct-fit design; includes necessary banjo bolts and copper washers where applicable

Fits 1995-1999 BMW M3 models (Lower Rear position).

Replace aging factory rubber lines with R1 Concepts stainless steel braided brake hoses to eliminate the soft, spongy pedal feel caused by hose expansion. Designed for both daily street driving and spirited performance use, these lines maintain consistent hydraulic pressure, ensuring precise brake modulation and a firm, responsive pedal even under high-load conditions.

Each hose is engineered for durability and longevity, featuring a high-strength PTFE inner core that resists chemical degradation and pressure-induced swelling. The core is protected by a stainless steel braided weave and finished with a clear PVC outer coating to shield the assembly from abrasion, road debris, and corrosion. These lines are precision-engineered to factory specifications for a secure, direct-fit installation.

• Stainless steel braided exterior prevents line expansion and improves pedal firmness
• PTFE inner core provides superior pressure resistance and hydraulic efficiency
• Clear abrasion-resistant PVC coating protects against chaffing and road salt
• United States DOT approved for street-legal safety compliance
• Direct-fit design utilizes factory-style mounting points
• Includes banjo bolts and copper washers where required
• Manufacturer Part Number: HSK-31041

Fits 1992-1998 BMW 318i.

Upgrade your braking response with the R1 Concepts Stainless Steel Braided Brake Hose. Engineered as a direct replacement for the factory lower rear rubber line, this hose eliminates the expansion and spongy pedal feel often associated with aging OE components. By utilizing a high-strength PTFE inner core wrapped in a precision-woven stainless steel braid, this line maintains consistent hydraulic pressure and provides a firmer, more communicative brake pedal during aggressive driving or daily commuting.

Each hose features a clear, abrasion-resistant PVC outer coating that protects the stainless steel reinforcement from dirt, debris, and road salt, ensuring a long service life without corrosion. These lines are precision-engineered for a secure fit and are US DOT approved to meet strict safety and quality standards for street use.

• Part Number: HSK-31040
• Position: Lower Rear
• Inner Core Material: High-pressure PTFE
• Reinforcement: Stainless steel braid
• Protective Finish: Clear abrasion-resistant PVC
• Compliance: US DOT approved
• Direct-fit installation to factory mounting points

Fits 2014-2016 BMW 328i GT xDrive (Front).

R1 Concepts Stainless Steel Brake Lines replace factory rubber hoses to eliminate the spongy pedal feel caused by hose expansion under hydraulic pressure. By maintaining a consistent internal diameter even during aggressive braking or high-heat cycles, these lines ensure immediate hydraulic transfer and more precise brake modulation for improved driver confidence.

These lines are engineered with a heavy-duty PTFE inner core wrapped in a high-tensile stainless steel braid to prevent swelling. A clear PVC outer coating provides an additional layer of protection against abrasion, road salt, and debris, ensuring a long service life. This kit is designed for a direct-fit installation, utilizing factory-style mounting points and included hardware where required.

• PTFE inner core for superior pressure resistance and thermal stability
• 304 Stainless steel braided exterior eliminates line expansion
• Clear abrasion-resistant PVC jacket protects against corrosion and debris
• United States DOT approved for street use safety compliance
• Includes banjo bolts and copper washers for a complete installation
• Direct-fit design for 2014-2016 BMW 328i GT xDrive models
• Manufacturer Part Number: HSK-31035

Fits 2008-2013 BMW M3 models.

R1 Concepts stainless steel brake lines are engineered to replace compliant factory rubber hoses that often expand under high hydraulic pressure. By wrapping a PTFE inner core in a high-strength stainless steel braided weave, these lines virtually eliminate hose expansion, providing a firmer, more communicative brake pedal and consistent modulation. This is an essential upgrade for maintaining hydraulic efficiency during spirited street driving, towing, or performance applications where heat and pressure are at their peak.

Each hose is finished with a clear, abrasion-resistant PVC outer coating to protect the stainless braid from road debris, dirt, and chaffing, ensuring a long service life. These lines are United States DOT approved for street use and are precision-engineered for a direct-fit installation into factory mounting points.

• Manufacturer Part Number: HSK-31024
• High-strength stainless steel braided exterior prevents line swell and flex
• PTFE inner core provides superior resistance to pressure and chemical degradation
• Clear PVC protective coating prevents corrosion and external abrasion
• United States DOT approved for street safety and compliance
• Includes required banjo bolts and copper washers where applicable
• Direct-fit design ensures secure factory-style mounting

Fits 2007-2012 BMW X5.

Upgrade your braking system's efficiency with the R1 Concepts Stainless Steel Brake Hose. Designed to replace standard factory rubber hoses that swell and expand under heavy hydraulic pressure, these lines provide a firmer, more responsive brake pedal. The internal PTFE core is wrapped in a high-strength stainless steel braided weave that prevents line flex, ensuring consistent brake modulation whether you are towing, off-roading, or daily driving.

To ensure long-term durability in harsh environments, each hose is encased in a clear, abrasion-resistant PVC outer coating that protects against road debris, dirt, and corrosion. These lines are precision-engineered for a direct-fit installation, utilizing factory-style mounting brackets and hardware for a secure fit without modification.

• Manufacturer Part Number: HSK-31023
• Construction: High-strength stainless steel braided weave with a PTFE inner core
• Protection: Clear abrasion-resistant PVC outer coating
• Compliance: United States DOT approved for street use
• Hardware: Includes banjo bolts and copper washers where applicable
• Installation: Direct-fit design utilizing factory mounting points
• Performance: Reduces line expansion for improved pedal feel and modulation

Fits 2009-2016 BMW Z4.

R1 Concepts Stainless Steel Brake Lines replace factory rubber hoses to eliminate the soft, spongy pedal feel caused by hose expansion under high hydraulic pressure. These lines are engineered to provide a firmer, more responsive brake pedal and more consistent braking performance during spirited driving or daily use. By minimizing line flex, they ensure that more of your braking effort is transferred directly to the calipers.

Construction features a high-strength PTFE inner core wrapped in a braided stainless steel weave for maximum pressure resistance. The exterior is finished with a clear, abrasion-resistant PVC coating to protect the braid from dirt, debris, and chaffing, ensuring a long service life. Each kit is precision-engineered for a direct-fit installation, utilizing factory mounting points and hardware to maintain original equipment routing.

• Provides firmer, more consistent brake pedal feel by reducing line expansion
• High-strength stainless steel braided exterior with a pressure-resistant PTFE inner core
• Clear PVC outer coating prevents abrasion and corrosion
• United States DOT approved for street use and safety compliance
• Direct-fit design includes necessary banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-31022

Fits 2006-2013 BMW 325xi (Front).

R1 Concepts Stainless Steel Brake Lines replace soft factory rubber hoses to eliminate expansion under high hydraulic pressure. This upgrade delivers a firmer, more responsive brake pedal and consistent modulation during aggressive driving, towing, or daily use. Each hose is constructed with a PTFE inner core wrapped in a high-strength stainless steel braided weave, ensuring the line maintains its shape and pressure even in high-heat environments.

For long-term durability, a clear abrasion-resistant PVC outer coating protects the stainless braid from road debris, dirt, and corrosion while preventing chaffing against suspension components. These lines are precision-engineered for a direct-fit installation, utilizing factory-style mounting points and included hardware for a secure fit.

• Reduced Line Flex: Braided stainless exterior prevents hose swelling for a more consistent pedal feel.
• High-Pressure Resistance: PTFE inner core handles extreme hydraulic loads without degrading.
• Street Legal: United States DOT approved to meet strict safety and quality standards for road use.
• Environmental Protection: Clear PVC jacket resists abrasion and prevents corrosion of the stainless braid.
• Complete Kit: Includes banjo bolts and copper washers (where applicable) for a straightforward installation.
• Manufacturer Part Number: HSK-31021

Fits 2007-2008 Alpina B7.

R1 Concepts Stainless Steel Brake Lines are engineered to eliminate the spongy pedal feel often associated with factory rubber hoses. By utilizing a PTFE inner core wrapped in a high-strength stainless steel braided weave, these lines prevent hose expansion even under extreme hydraulic pressure. This ensures more consistent brake response and improved modulation, providing the driver with greater confidence during spirited driving, towing, or daily commuting.

For long-term durability, each hose features an abrasion-resistant clear PVC outer coating that shields the stainless steel braid from dirt, debris, and corrosion. These lines are designed as a direct-fit replacement for the original equipment, featuring precision-engineered fittings and including necessary hardware like banjo bolts and copper washers for a secure, factory-style mounting.

• Stainless steel braided exterior reduces line expansion and increases durability
• PTFE inner core provides superior pressure resistance and chemical stability
• Clear PVC coating protects against abrasion and environmental corrosion
• United States DOT approved for street use and safety compliance
• Direct-fit design replaces factory rubber hoses without modification
• Includes necessary banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-31017

Fits 2003-2008 BMW Z4.

R1 Concepts Stainless Steel Braided Brake Lines are engineered to eliminate the spongy pedal feel often associated with factory rubber hoses. Under high hydraulic pressure, traditional rubber lines can expand or flex, leading to inconsistent braking and reduced driver confidence. These lines utilize a PTFE inner core wrapped in a high-strength stainless steel braid to prevent hose expansion, ensuring maximum pressure is delivered directly to the calipers for precise modulation and a firm, responsive pedal.

Built for durability in both daily driving and performance environments, each line features an abrasion-resistant clear PVC outer coating. This layer provides a critical shield against road debris, dirt, and potential chafing against suspension components, extending the service life of the assembly. These lines are United States DOT approved, meeting strict safety and quality standards for street use.

• Construction: PTFE inner core with a high-strength stainless steel braided exterior.
• Protection: Clear abrasion-resistant PVC coating prevents chafing and corrosion.
• Performance: Reduces line expansion for a firmer, more consistent brake pedal feel.
• Compliance: DOT approved for street legal safety and reliability.
• Installation: Direct-fit design includes precision-engineered fittings and mounting brackets where applicable.
• Included Hardware: Banjo bolts and copper washers included (where applicable) for a complete installation.
• Manufacturer Part Number: HSK-31016

Fits 2000-2003 BMW Z8.

R1 Concepts stainless steel brake lines eliminate the spongy pedal feel often associated with factory rubber hoses. Under high hydraulic pressure, standard rubber lines can expand, leading to inconsistent braking and a soft pedal. These performance lines utilize a high-strength stainless steel braided weave over a PTFE inner core to prevent hose expansion, ensuring maximum hydraulic pressure reaches the calipers for a firm, responsive pedal and improved modulation during aggressive driving.

The HSK-31014 kit is precision-engineered for a direct-fit installation, utilizing factory mounting points and brackets. Each line is finished with an abrasion-resistant clear PVC coating to protect the stainless steel braid from dirt, debris, and corrosion, ensuring a long service life. These lines are United States DOT approved, meeting strict safety and quality standards for street use.

• Direct-fit for 2000-2003 BMW Z8 (Front)
• Stainless steel braided exterior prevents line expansion under heavy braking
• PTFE inner core for superior chemical and heat resistance
• Clear PVC outer coating protects against abrasion and corrosion
• United States DOT approved for street safety compliance
• Includes banjo bolts and copper washers (where applicable)
• Manufacturer Part Number: HSK-31014

Fits 2003-2008 BMW Z4 models.

Replace soft factory rubber lines with R1 Concepts Stainless Steel Brake Hoses to eliminate the spongy pedal feel common during heavy braking. Unlike OEM rubber hoses that expand under hydraulic pressure, these lines utilize a high-strength PTFE inner core reinforced with a stainless steel braided weave. This construction prevents hose expansion, ensuring that more hydraulic force is directed to the calipers for firmer, more consistent brake modulation and improved driver confidence.

Built to withstand the rigors of both daily driving and spirited use, each hose is protected by a clear, abrasion-resistant PVC outer coating that shields the stainless braid from dirt, debris, and road salt. These lines are precision-engineered to factory specifications for a direct-fit installation using existing mounting points.

• High-strength PTFE inner core for superior pressure resistance
• Braided stainless steel exterior prevents hose expansion and line flex
• Clear PVC jacket protects against abrasion and corrosion
• United States DOT approved for street-legal safety compliance
• Includes banjo bolts and copper washers (where applicable)
• Direct-fit design with factory-style mounting brackets
• Manufacturer Part Number: HSK-31013

Fits 2000-2006 BMW X5.

Replace soft, expanding factory rubber lines with the R1 Concepts HSK-31012 Stainless Steel Braided Brake Hose to restore firm, consistent pedal feel. Designed for both daily driving and performance use, these front brake hoses eliminate the spongy response caused by hydraulic pressure expansion. This increased efficiency allows for more precise brake modulation, providing greater confidence during aggressive driving, towing, or off-road applications.

Each hose is constructed with a PTFE inner core that provides superior resistance to high temperatures and chemical degradation. This core is wrapped in a high-strength stainless steel braided weave to maintain structural integrity under pressure, then finished with a clear PVC outer coating to protect against abrasion, corrosion, and road debris. These lines are precision-engineered to meet strict safety standards and ensure a direct-fit installation using factory mounting points.

• High-strength stainless steel braided exterior reduces line expansion
• PTFE inner core for maximum pressure resistance and fluid compatibility
• Clear abrasion-resistant PVC coating protects against chaffing and debris
• United States DOT approved for street use and safety compliance
• Includes banjo bolts and copper washers where applicable for a complete install
• Direct-fit design replaces OE rubber hoses without modification
• Manufacturer Part Number: HSK-31012

Fits 1995-2001 BMW 740i.

Replace your aged factory rubber hoses with R1 Concepts Stainless Steel Brake Lines to eliminate the "spongy" pedal feel caused by hose expansion. Under high hydraulic pressure, standard rubber lines can swell, leading to inconsistent brake modulation and a soft pedal. These performance lines feature a PTFE inner core wrapped in a high-strength stainless steel braided weave that maintains its shape, ensuring immediate hydraulic transfer and a firmer, more responsive pedal.

Built for long-term durability, each line is finished with a clear, abrasion-resistant PVC outer coating that protects the stainless braid from dirt, debris, and chafing against suspension components. These lines are United States DOT approved, making them a safe and effective upgrade for daily street use, spirited driving, or towing.

• High-Pressure Integrity: Stainless steel braiding prevents volumetric expansion for consistent braking performance.
• PTFE Inner Core: Resistant to high temperatures and chemical degradation for extended service life.
• Direct-Fit Design: Precision-engineered fittings and included mounting brackets ensure secure, factory-style installation.
• DOT Compliant: Meets strict safety standards for street-legal use.
• Hardware Included: Includes banjo bolts and copper washers where required for the application.
• Corrosion Protection: Clear PVC jacket prevents grit from infiltrating the braid and causing premature wear.
• Part Number: HSK-31011

Fits 2000-2003 BMW M5 front braking systems.

Replace your BMW's factory rubber hoses with R1 Concepts Stainless Steel Brake Lines to eliminate the spongy pedal feel caused by hose expansion. These lines are engineered to maintain internal pressure even under high-heat, high-stress braking conditions, ensuring consistent hydraulic force reaches your calipers for better modulation and sharper response during spirited driving or heavy braking.

Constructed with a PTFE (Teflon) inner core for superior chemical and heat resistance, each line is wrapped in a high-strength stainless steel braid that prevents the hose from expanding under hydraulic load. A clear PVC outer coating protects the braid from abrasion, road debris, and corrosion, extending the service life of the component. These kits are United States DOT approved for street use and feature precision-machined fittings to ensure a secure, direct-fit installation with factory-style mounting.

• High-strength stainless steel braided exterior prevents line expansion and improves pedal firmness
• PTFE inner core provides superior pressure resistance and thermal stability
• Abrasion-resistant clear PVC coating protects against dirt, debris, and corrosion
• United States DOT approved for street use and safety compliance
• Precision-engineered fittings for direct-fit, secure installation
• Includes banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-31010

Fits 1996-2002 BMW Z3 (Front).

R1 Concepts stainless steel brake lines eliminate the spongy feel associated with factory rubber hoses. Under high hydraulic pressure, standard rubber lines can expand, leading to a soft brake pedal and inconsistent response. These performance lines utilize a high-strength stainless steel braided weave over a PTFE inner core to prevent expansion, ensuring maximum pressure reaches the calipers for a firmer, more predictable pedal feel during spirited driving or heavy braking.

Built for durability in demanding conditions, each line is protected by a clear, abrasion-resistant PVC outer coating that shields the braid from dirt, debris, and corrosion. These DOT-approved lines are precision-engineered as a direct-fit replacement, maintaining factory-style mounting for a secure installation. Whether for street performance or daily driving, these hoses provide the hydraulic efficiency and driver confidence needed for precise brake modulation.

• High-strength stainless steel braided exterior reduces line expansion
• PTFE inner core provides superior pressure resistance and consistent performance
• Clear abrasion-resistant PVC coating protects against chaffing and debris
• DOT approved for street use and safety compliance
• Includes banjo bolts and copper washers where applicable
• Direct-fit design with factory-style mounting brackets
• Manufacturer Part Number: HSK-31006

Fits 1996-2002 BMW Z3.

R1 Concepts stainless steel braided brake lines are engineered to eliminate the spongy pedal feel common with factory rubber hoses. By replacing standard rubber with a high-strength stainless steel braided weave, these hoses prevent expansion under high hydraulic pressure, ensuring a firm and consistent brake response during spirited driving, towing, or daily use.

Each hose features a PTFE inner core for superior pressure resistance and is finished with an abrasion-resistant clear PVC outer coating to protect the braid from road debris, dirt, and corrosion. These lines are designed as direct-fit replacements for the lower rear factory hoses and are United States DOT approved for street safety and compliance.

• Stainless steel braided exterior prevents hose expansion for improved pedal modulation
• PTFE inner core provides high-strength pressure resistance and durability
• Clear PVC coating adds protection against abrasion and environmental corrosion
• DOT approved to meet strict safety and quality standards
• Direct-fit design for a secure, factory-style installation
• Includes banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-31000

Fits 2016-2021 Subaru WRX.

The R1 Concepts Stainless Steel Brake Hose is a high-performance replacement for the factory left rear rubber line, designed to eliminate the spongy pedal feel associated with hose expansion. By replacing the OE rubber with a reinforced stainless steel braided design, this hose ensures that hydraulic pressure is directed entirely to the calipers, resulting in more consistent brake modulation and a firmer, more responsive pedal under heavy braking or spirited driving.

Each hose is constructed with a high-strength PTFE inner core capable of withstanding extreme pressure and temperatures. The stainless steel braided exterior provides a mechanical shield against expansion, while a clear PVC outer coating protects the assembly from abrasion, road debris, and corrosion. This direct-fit component includes necessary hardware to ensure a secure, factory-style installation.

• Manufacturer Part Number: HSK-13098
• Position: Left Rear
• DOT approved for street use and safety compliance
• High-pressure PTFE inner core for superior durability
• Stainless steel braided reinforcement reduces line flex and expansion
• Clear PVC coating protects against chaffing and environmental damage
• Includes banjo bolt and copper washers (where applicable)
• Direct-fit design mounts to factory locations

Fits 2004-2011 Subaru Impreza WRX STi (Right Rear).

R1 Concepts stainless steel braided brake hoses are engineered to replace soft factory rubber lines, eliminating the expansion and "spongy" pedal feel often experienced under heavy braking or during performance driving. By maintaining internal pressure more efficiently, these hoses provide a firmer, more responsive brake pedal and improved modulation for street, track, or spirited use.

Construction features a high-grade PTFE inner core that resists chemical degradation and withstands high temperatures. This core is wrapped in a high-strength stainless steel braid to prevent hose expansion under extreme hydraulic pressure, then finished with a clear, abrasion-resistant PVC outer coating. This coating protects the stainless braid from debris, road salt, and chaffing against suspension components, ensuring a long service life.

• Direct-fit design for the right rear position
• Stainless steel braided exterior prevents line swell under pressure
• PTFE inner core for superior hydraulic efficiency and heat resistance
• Clear PVC outer coating prevents abrasion and corrosion
• United States DOT approved for street use and safety compliance
• Includes required banjo bolts and copper washers (where applicable)
• Manufacturer Part Number: HSK-13075

Fits 2008-2014 Subaru Impreza WRX (Left Rear).

R1 Concepts stainless steel brake lines replace soft factory rubber hoses to eliminate the spongey pedal feel often associated with aggressive driving or aged components. These hoses feature a PTFE inner core reinforced with a high-strength stainless steel braid, preventing line expansion under high hydraulic pressure for a firmer, more consistent brake response. A clear PVC outer coating adds a layer of protection against abrasion, debris, and corrosion, ensuring long-term durability in harsh environments.

Engineered for direct-fit installation, these brake lines use precision fittings to mount securely to factory points. Each kit is DOT approved, meeting strict safety standards for street and performance use. By improving hydraulic efficiency, these lines allow for better brake modulation, making them a critical upgrade for daily drivers, spirit street performance, and towing applications.

• PTFE inner core for maximum pressure resistance and thermal stability
• Stainless steel braided exterior prevents hose expansion and line flex
• Clear PVC abrasion-resistant coating protects against road salt and debris
• DOT approved for safety and street compliance
• Includes necessary banjo bolts and copper washers for installation
• Manufacturer Part Number: HSK-13074

Fits 2005-2006 Saab 9-2X.

Upgrade your braking system with the R1 Concepts Right Rear Stainless Steel Brake Hose, engineered to replace soft factory rubber lines that expand under pressure. This hose features a PTFE inner core wrapped in a high-strength stainless steel braided weave, which effectively eliminates line expansion. The result is a firmer, more responsive pedal feel and consistent hydraulic pressure, crucial for daily driving, towing, or spirited performance.

For long-term durability, the braided exterior is encased in a clear, abrasion-resistant PVC coating. This layer protects the stainless steel from dirt, debris, and chaffing against other chassis components. Designed as a direct-fit replacement (MPN: HSK-13062), this hose meets United States DOT standards for street use and includes the necessary hardware for a secure installation.

• PTFE inner core provides superior pressure resistance and consistent performance
• High-strength stainless steel braid reduces line flex and pedal sponginess
• Clear PVC outer coating protects against abrasion, corrosion, and debris
• United States DOT approved for safety compliance on public roads
• Direct-fit design with included banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-13062

Fits 2003 Subaru Baja (Upper Rear).

The R1 Concepts Stainless Steel Brake Hose (HSK-13057) is engineered to replace soft factory rubber lines, providing a firmer and more predictable pedal feel. By utilizing a high-strength stainless steel braided weave over a PTFE inner core, these hoses resist expansion under high hydraulic pressure, ensuring that braking force is transmitted directly to the calipers rather than being lost to hose wall flex.

Each line is finished with a clear, abrasion-resistant PVC outer coating to protect the stainless braid from dirt, debris, and corrosion. These lines are United States DOT approved, meeting strict safety standards for street use and performance applications like towing or spirited driving. The direct-fit design ensures a secure installation using precision-engineered fittings.

• Stainless steel braided exterior prevents line expansion and improves pedal response
• PTFE inner core for superior thermal stability and pressure resistance
• Abrasion-resistant clear PVC coating protects against chaffing and corrosion
• Direct-fit design ensures easy installation at factory mounting points
• Includes banjo bolts and copper washers where applicable
• United States DOT approved for street and performance use
• Manufacturer Part Number: HSK-13057

Fits 1998-2002 Subaru Forester (Right Rear).

The R1 Concepts HSK-13050 Stainless Steel Brake Hose is engineered to eliminate the spongy pedal feel common with aged factory rubber lines. Unlike traditional hoses that expand under hydraulic load, this braided line maintains its shape to deliver consistent brake pressure and improved modulation. This direct replacement improves hydraulic efficiency for better driver confidence during heavy braking, towing, or performance driving.

The assembly features a high-grade PTFE inner core for superior chemical and pressure resistance, wrapped in a high-strength stainless steel braided weave. A clear, abrasion-resistant PVC outer coating provides an additional layer of protection against road debris, dirt, and corrosion. Designed as a bolt-on upgrade, it uses precision-engineered fittings and includes necessary hardware for a secure, factory-style installation.

• Stainless steel braided exterior prevents line expansion for a firmer, more responsive pedal
• PTFE inner core provides superior pressure resistance and fluid compatibility
• Clear PVC outer coating protects against chaffing and environmental corrosion
• United States DOT approved for street use and safety compliance
• Direct-fit design includes banjo bolts and copper washers where applicable
• Manufacturer Part Number: HSK-13050