Fits select 2009-2023 Chrysler 300, Dodge Challenger, and Dodge Charger (5.7L HEMI).

This Kooks high-performance exhaust system features handcrafted 1-7/8-inch long-tube headers and a specialized "Green" catted connection kit. Designed specifically to maximize power and exhaust velocity for the 5.7L HEMI platform, this kit replaces restrictive factory manifolds and catalytic converters with high-flow components. Each system is constructed from premium T304 aircraft-quality stainless steel for long-term durability and corrosion resistance under high heat.

• Material: Handcrafted T304 aircraft-quality stainless steel
• Primary Tube Size: 1-7/8 inch
• Catalytic Converters: High-flow Kooks "Green" cats
• Testing: Dyno and race-tested for proven power gains
• Manufacturing: 100% manufactured in the USA
• Warranty: Limited lifetime warranty to the original purchaser
• Part Number: 3100H430

Fits select 2009-2023 Chrysler 300, Dodge Challenger, and Dodge Charger (5.7L).

Maximize the performance of your 5.7L HEMI with this high-flow exhaust solution from Kooks. This kit combines precision-engineered 1-7/8" primary long tube headers with catted connection pipes to significantly improve exhaust scavenging and engine breathing. Handcrafted in the USA from T304 aircraft-quality stainless steel, these headers are designed to withstand the heat and stress of high-performance applications while providing a perfect fit.

The system features 3" collectors and transitions through catted connection pipes that step down to 2-1/2" to facilitate a seamless connection to your exhaust system. Each kit is dyno and race-tested to ensure it delivers maximum power and a refined, aggressive tone. All Kooks products are backed by a limited lifetime warranty to the original purchaser, ensuring long-term reliability for your street or track build.

• T304 aircraft-quality stainless steel construction
• 1-7/8" primary tubes with 3" collectors
• 3" x 2-1/2" catted stainless steel connection pipes
• Includes catalytic converters for improved emissions over catless setups
• Handcrafted in the USA
• Manufacturer Part Number: 3100H420
• Limited Lifetime Warranty

Fits select 2019-2024 Chevrolet Silverado 1500/Suburban/Tahoe, GMC Sierra 1500/Yukon, and Cadillac Escalade models equipped with the 6.2L engine.

Unlock the performance potential of your GM 6.2L truck or SUV with this Kooks Headers and Exhaust complete system. This kit features 1-7/8-inch primary tubes flowing into 3-inch collectors, paired with a matching 3-inch Y-pipe equipped with Kooks "Green" high-flow catalytic converters. These converters are specifically engineered to handle the higher exhaust temperatures and flow rates of modern performance engines while maintaining durability.

Handcrafted in the USA from T304 aircraft-quality stainless steel, this system is designed for maximum power gains and precise fitment. Every system is dyno and race-tested to ensure it withstands heavy street and off-road use while providing a significant improvement in exhaust scavenging and engine efficiency.

• 1-7/8" primary tubes with 3" collectors
• Includes 3" Green catted Y-pipe
• Manufactured from high-grade T304 stainless steel
• Handcrafted in the USA
• Designed for 6.2L V8 applications
• Manufacturer Part Number: 2863H430

Fits select 2019-2024 Cadillac Escalade, Chevrolet Silverado 1500, Suburban, and GMC Sierra 1500, Yukon, and Yukon XL (6.2L).

Maximize the performance of your 6.2L-equipped GM truck or SUV with the Kooks 1-7/8" x 3" Header and Catted Y-Pipe Kit. This complete exhaust solution replaces restrictive factory manifolds with handcrafted T304 aircraft-quality stainless steel headers and a high-flow catted Y-pipe, designed specifically to improve exhaust scavenging and increase horsepower and torque.

Every Kooks system is dyno and race-tested to ensure optimal flow and durability. The 1-7/8" primary tubes are engineered for efficient exhaust gas velocity, while the 3" catted Y-pipe provides a clean connection to the rest of your exhaust system. Proudly manufactured in the USA, this kit is built for long-term reliability in street, race, or off-road environments.

• Maintains high-flow performance with integrated catalytic converters
• Constructed from T304 aircraft-quality stainless steel for corrosion resistance
• 1-7/8" primary tubes with 3" collectors and Y-pipe
• Handcrafted in the USA and dyno-tested for maximum power gains
• Manufacturer Part Number: 2863H420
• Back by a Limited Lifetime Warranty for the original purchaser

Fits select 2014-2020 Cadillac Escalade/ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, and GMC Sierra 1500 and Yukon/XL models.

The Kooks 1-7/8" x 3" Header and Green Catted Y-Pipe Kit is engineered to provide maximum power gains for GM's full-size truck and SUV platforms. This high-performance system replaces restrictive factory manifolds with handcrafted T304 stainless steel long-tube headers and a high-flow Y-pipe featuring Kooks "Green" catalytic converters. Every system is dyno-tested and built to withstand the rigors of street, race, and off-road applications while ensuring a precise, bolt-on fit.

• Handcrafted from T304 aircraft-quality stainless steel for long-term durability
• 1-7/8" primaries with 3" collectors for optimized exhaust flow
• High-flow "Green" catted Y-pipe kit included
• Dyno and race-tested to ensure maximum power output
• Hand-built in the USA by a third-generation family-owned company
• Limited lifetime warranty to the original purchaser
• Manufacturer Part Number: 2861H430

Fits 2014-2020 Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL, and Cadillac Escalade/ESV models.

This Kooks Headers and Exhaust performance kit is designed to maximize exhaust flow and engine efficiency by replacing restrictive factory manifolds and catalytic converters. Handcrafted in the USA from T304 aircraft-quality stainless steel, this kit features 1-7/8" primary tubes that merge into 3" collectors, optimized for high-performance street and off-road applications. Every system is dyno and race-tested to ensure precise fitment and substantial power gains.

• 1-7/8" primary tubes with 3" collectors
• Includes high-flow catted Y-pipe
• Manufactured from T304 aircraft-quality stainless steel
• Handcrafted in the USA
• Dyno and race-tested for maximum power
• Limited Lifetime Warranty to the original purchaser
• Manufacturer Part Number: 2861H420

Vehicle Compatibility:

• 2014-2018 Chevrolet Silverado 1500 (High Country, LTZ)
• 2019-2020 Chevrolet Suburban (Premier)
• 2018-2020 Chevrolet Tahoe (Premier)
• 2014-2018 GMC Sierra 1500 (Denali, SLT)
• 2015-2020 GMC Yukon / Yukon XL (Denali, SLT)
• 2015-2020 Cadillac Escalade / Escalade ESV (All Trims)

Fits select 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500, and 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon / Yukon XL models.

This Kooks High Performance exhaust system is designed to maximize power and exhaust flow for GM's modern truck and SUV platform. This complete kit includes 1-7/8-inch primary headers and a 3-inch catted Y-pipe, providing a direct path for exhaust gases to exit while maintaining emissions compliance through high-flow catalytic converters. Every component is handcrafted in the USA using T304 aircraft-quality stainless steel to ensure long-term durability and corrosion resistance in even the most demanding environments.

Kooks systems are dyno and race-tested to verify performance gains across the RPM range. The precision-engineered mandrel-bent tubing and high-quality collectors ensure a perfect fit and optimum scavenge characteristics. This kit replaces the restrictive factory manifolds and Y-pipe to unlock the full potential of your engine.

• Manufacturer Part Number: 2860H420
• Material: T304 Aircraft Quality Stainless Steel
• Primary Tube Diameter: 1-7/8 inches
• Collector Diameter: 3 inches
• Includes High-Flow Catted Y-Pipe
• Handcrafted in the USA
• Limited Lifetime Warranty to the original purchaser
• Dyno and race tested for maximum power

Fits 2014-2017 Chevrolet SS Base models.

This Kooks Header and X-Pipe system is engineered to maximize exhaust flow and scavenging for the LS3-powered Chevrolet SS. The kit features 1-7/8 inch primaries that feed into 3 inch collectors, paired with a matching 3 inch X-pipe for a significant increase in horsepower and torque. A key highlight of this system is the integrated Kooks Green High-Flow Catalytic Converters, which are specifically designed to withstand the higher operating temperatures of high-performance engines while maintaining flow efficiency.

• 1-7/8 inch primary tubes optimized for performance LS3 applications
• 3 inch collectors and 3 inch X-pipe for superior exhaust scavenging
• Includes Kooks Green high-flow catalytic converters for maximum durability
• Constructed from T304 aircraft-quality stainless steel
• Handcrafted in the USA and dyno-tested for proven gains
• All necessary installation hardware and gaskets included
• Manufacturer Part Number: 2510H430

Fits 2005-2006 Pontiac GTO Base models.

Maximize the exhaust flow and power output of your LS2-powered GTO with this Kooks long-tube header and connection kit. Handcrafted in the USA from premium T304 aircraft-quality stainless steel, these headers are engineered to withstand the rigors of high-performance street and track use while providing significant gains across the entire RPM range.

• 1-7/8 inch primary tubes optimized for increased exhaust scavenging
• 3 inch collectors for maximum flow volume
• Includes matching catted connection kit for a complete exhaust solution
• Constructed from T304 stainless steel for superior corrosion resistance
• Dyno and race-tested for proven performance results
• Manufacturer Part Number: 2412H420
• Backed by a Limited Lifetime Warranty to the original purchaser

Fits 2005-2006 Pontiac GTO Base models (6.0L).

Improve your LS2-powered GTO's performance and exhaust note with this Kooks 3-inch stainless steel exhaust system. Engineered for maximum power delivery and durability, this system replaces restrictive factory piping with high-flow, aircraft-quality T304 stainless steel. Each system is handcrafted in the USA and precision-engineered to ensure excellent fitment and clearance.

Kooks Headers and Exhaust has been a leader in high-performance exhaust for over 50 years, utilizing dyno and race testing to validate every design. This 3-inch system is built to withstand high-heat applications while providing the corrosion resistance that only T304 stainless steel can offer.

• Manufactured from T304 aircraft-quality stainless steel
• Full 3-inch diameter tubing for increased exhaust flow and reduced backpressure
• Handcrafted in the USA for superior build quality
• Dyno and race tested to ensure maximum power gains
• Designed specifically for the 2005-2006 Pontiac GTO (6.0L)
• Limited lifetime warranty to the original purchaser
• Manufacturer Part Number: 24124200

Fits 2022-2026 Cadillac CT5 V Blackwing.

Maximize the output of your supercharged LT4 engine with this Kooks Longtube Header and X-Pipe system. Engineered for high-performance street and track use, these headers feature 2-inch primaries and 3-inch collectors to significantly reduce backpressure and improve exhaust scavenging. The system is TIG-welded from T304 aircraft-quality stainless steel for superior corrosion resistance and durability under extreme heat.

This complete kit includes a 3-inch stainless steel X-pipe integrated with Kooks Green High-Flow catalytic converters. These specialized converters are designed to handle the high exhaust temperatures and pressures of forced-induction applications while maintaining high flow rates. Handcrafted in the USA, every component is dyno-tested to ensure maximum power gains and precise fitment.

• 2-inch primaries with 3-inch collectors
• 3-inch T304 stainless steel X-pipe
• Kooks Green high-flow catalytic converters
• Hand-crafted TIG-welded construction
• Includes all necessary installation hardware
• Manufacturer Part Number: 2313F632

Fits 2022-2026 Cadillac CT5-V Blackwing.

Maximize the performance of your supercharged LT4 engine with this Kooks Header and GREEN Exhaust Kit. Engineered for precision fitment and peak power delivery, these headers feature 1-7/8" primary tubes designed to optimize exhaust scavenging and reduce backpressure. This kit includes Kooks High-Flow GREEN catalytic converters, which are specifically designed to handle the high heat and output of modified engines while maintaining superior flow characteristics compared to standard units.

Hand-fabricated in the USA, this system is constructed from T304 aircraft-quality stainless steel for long-term durability and corrosion resistance. Every system is dyno-tested and race-proven, ensuring that these components stand up to the rigors of both track use and spirited street driving.

• 1-7/8" primary tube diameter for optimized exhaust flow
• Constructed from premium T304 aircraft-quality stainless steel
• Includes Kooks High-Flow GREEN catalytic converter connection pipes
• Handcrafted in the USA and dyno-tested for performance
• Precision-engineered for 2022-2026 CT5-V Blackwing fitment
• Limited Lifetime Warranty to the original purchaser
• Manufacturer Part Number: 2313F432

Fits 2016-2019 Cadillac CTS-V (6.2L).

Maximize the performance and exhaust flow of your LT4-powered Cadillac with Kooks 2in x 3in Stainless Steel Long Tube Headers and Green Catted Connection Pipes. Handcrafted in the USA from premium T304 aircraft-quality stainless steel, these headers are engineered for high-horsepower street and track applications. The included Kooks "Green" catalytic converters are specifically designed to handle the increased heat and exhaust volume of forced induction engines while maintaining better durability than standard high-flow units.

• 2-inch primary tubes with 3-inch collectors for optimized exhaust scavenging
• Fabricated from T304 aircraft-quality stainless steel for long-term corrosion resistance
• Includes Kooks high-flow Green catted stainless steel connection pipes
• Hand-built and dyno-tested to ensure maximum power gains and precise fitment
• Direct bolt-on design for the 2016-2019 CTS-V platform
• Limited lifetime warranty for the original purchaser
• Manufacturer Part Number: 2312H630

Fits 2016-2019 Cadillac CTS-V (6.2L).

Kooks Headers and Exhaust longtube header systems are engineered for maximum performance, providing a significant increase in exhaust flow for the supercharged LT4 engine. These 1-7/8-inch primary tubes are paired with 3-inch collectors and Kooks high-efficiency Green Catted connection pipes, offering a precision-engineered solution for increased horsepower and torque. Every system is handcrafted in the USA using premium materials to ensure long-term durability and a perfect fit.

• Manufactured from T304 aircraft-quality stainless steel
• 1-7/8" primary tubes with 3" collectors
• Includes Kooks Green Catted connection pipes
• Dyno and race tested for maximum power gains
• Handcrafted in the USA
• Limited lifetime warranty to the original purchaser
• Manufacturer Part Number: 2312H430

Fits 2016-2024 Chevrolet Camaro LT, LT1, SS, and ZL1 models equipped with the 6.2L engine.

Unlock maximum exhaust flow and performance with Kooks 2in x 3in Stainless Steel Long Tube Headers. These headers are engineered specifically for the Gen 6 Camaro platform, utilizing 2-inch primary tubes and 3-inch collectors to optimize exhaust scavenging. This kit includes Kooks Green Catted Connection Pipes, providing a high-flow catalytic solution that bridges the gap between the headers and your exhaust system.

Every Kooks header set is handcrafted in the USA from T304 aircraft-quality stainless steel for superior corrosion resistance and durability. Designed and dyno-tested to provide consistent power gains, these headers replace the restrictive factory manifolds and bolt directly to the cylinder heads with precision-matched flanges.

• 2-inch primary tubes with 3-inch collectors
• Includes high-flow Green Catted Connection Pipes
• Manufactured from premium T304 stainless steel
• Handcrafted in the USA and dyno-tested for proven performance
• Direct-fit design for Gen 6 Camaro 6.2L applications
• Limited lifetime warranty to the original purchaser
• Manufacturer Part Number: 2260H630

Fits select 2016-2024 Chevrolet Camaro models (LT, LT1, SS, and ZL1).

Maximize the exhaust flow and power output of your 6th Gen Camaro with this Kooks Longtube Header and Green Catted Connection Pipe system. Engineered for high-performance applications, these headers feature 1 7/8-inch primary tubes and 3-inch collectors, significantly reducing backpressure compared to factory manifolds. The included Green Catted Connection Pipes utilize high-flow catalytic converters designed to handle the high exhaust temperatures and increased flow of both naturally aspirated and forced induction engines.

• Hand-crafted from aircraft-quality T304 stainless steel for superior corrosion resistance
• 1 7/8" primary tubes with 3" collectors for optimized exhaust scavenging
• Includes Kooks High-Flow Green Catted connection pipes
• Dyno-tested and race-proven design for maximum power gains
• Hand-built in the USA
• Manufacturer Part Number: 2260H430
• Limited lifetime warranty to the original purchaser

Fits 2016-2024 Chevrolet Camaro SS, ZL1, LT1, and LT models.

Engineered for maximum exhaust scavenging and increased power, these Kooks longtube headers feature 1 7/8-inch primaries and 3-inch collectors. This kit includes matching catted connection pipes to bridge the gap between the headers and your exhaust system while maintaining a high-flow catalytic converter solution.

Constructed from mandrel-bent T304 aircraft-quality stainless steel, these headers are handcrafted in the USA and dyno-tested to ensure precise fitment and performance. The system is designed to replace restrictive factory manifolds, providing a significant upgrade in both flow and exhaust tone.

• Primary Tube Diameter: 1 7/8 inch
• Collector/Connection Diameter: 3 inch
• Includes high-flow catted connection pipes
• Material: T304 Aircraft Quality Stainless Steel
• Handcrafted in the USA
• Manufacturer Part Number: 2260H420
• Back by Kooks Limited Lifetime Warranty

Fits 2016-2024 Chevrolet Camaro LT, LT1, SS, and ZL1 (6.2L).

This Kooks 3-inch connection-back exhaust system is engineered to bridge the gap between Kooks headers and your factory exhaust components. Designed specifically for the sixth-generation Camaro, this mandrel-bent system allows you to retain your OEM muffler and exhaust tips while maximizing flow through the mid-section. It is an ideal solution for enthusiasts who want the performance gains of high-flow headers without sacrificing the factory look or exhaust valve functionality of the stock muffler.

• System Type: Connection-Back Exhaust (links headers to OEM muffler)
• Tubing Diameter: 3-inch
• Material: T304 Aircraft-Quality Stainless Steel
• Inlet: Designed for use with Kooks Headers
• Outlet: Connects to factory OEM muffler and tips
• Construction: Handcrafted and mandrel-bent in the USA
• Durability: Dyno and race tested for maximum power delivery
• Warranty: Limited Lifetime Warranty to the original purchaser
• Manufacturer Part Number: 22604181

Fits 2016-2024 Chevrolet Camaro SS and ZL1 (6.2L).

Streamline your exhaust system with Kooks High Flow Catted Connection Pipes. These pipes are engineered to bridge the gap between Kooks headers and your factory exhaust, providing a high-flow solution that maintains a catted configuration. Constructed from premium T304 aircraft-quality stainless steel, these connection pipes are designed to withstand high heat and resist corrosion under demanding street or track conditions. Each unit is handcrafted in the USA and dyno-tested to ensure maximum power gains and precise fitment.

• Diameter: 3-inch inlet x 2-3/4-inch outlet
• Material: T304 High-grade stainless steel
• Catalytic Converters: High-flow race-tested cats included
• Installation: Designed to connect Kooks headers to OEM exhaust path
• Manufactured: Handcrafted in the USA
• Manufacturer Part Number: 22603300
• Warranty: Limited Lifetime Warranty to the original purchaser

Fits 2016-2024 Chevrolet Camaro SS and 2022 Camaro ZL1 (6.2L).

Enhance the exhaust flow and performance of your LT1 or LT4 powered Camaro with Kooks High Flow Catted Connection Pipes. These pipes are engineered to bridge the gap between your factory exhaust manifolds and the OEM cat-back system, offering a direct-fit solution that reduces backpressure compared to restrictive factory converters. Handcrafted in the USA from T304 aircraft-quality stainless steel, these pipes are dyno-tested to ensure maximum power gains for street and track applications.

• 3-inch diameter inlet with 2-3/4 inch outlet for seamless OEM connection
• Integrated high-flow catalytic converters for improved exhaust scavenging
• Constructed from premium T304 stainless steel for long-term durability
• Handcrafted in the USA and backed by a limited lifetime warranty
• Designed specifically for the 6.2L LT1 and LT4 engines
• Manufacturer Part Number: 22603200

Fits 2010-2015 Chevrolet Camaro SS and 2012-2015 Chevrolet Camaro ZL1 models.

This Kooks High Performance Exhaust system is engineered to maximize the power output of your 5th Generation Camaro. Featuring 2-inch primary headers and a Green catted connection kit, this system provides a high-flow exhaust path that replaces restrictive factory components. Handcrafted from T304 aircraft-quality stainless steel, these headers are designed to withstand the heat and stress of both street and track applications.

Kooks products are dyno and race-tested to ensure precise fitment and verified performance gains. The included Green catalytic converters are designed for high-performance applications, offering improved flow over standard units while maintaining a catted configuration. Every system is manufactured in the USA and includes high-quality hardware for installation.

• Part Number: 2250H630
• 2-inch primary tubes for maximum exhaust flow
• Constructed from T304 aircraft-quality stainless steel
• Includes Kooks high-flow Green catted connection kit
• Hand-built and TIG-welded in the USA
• Dyno-tested for proven power results
• Limited lifetime warranty to the original purchaser

Fits 2010-2015 Chevrolet Camaro SS and ZL1 (6.2L).

Unlock the full performance potential of your Gen 5 Camaro with this Kooks Long Tube Header and Connection Pipe system. Engineered for maximum exhaust flow, these 1 7/8-inch primary tubes provide the ideal balance of low-end torque and high-RPM horsepower for the 6.2L LS3 and L99 engines. This kit includes Kooks specialized Green Catted connection pipes, designed to transition from the 3-inch header collectors to the factory 2 1/2-inch exhaust footprint.

Constructed from handcrafted T304 aircraft-quality stainless steel, these headers are built to withstand the extreme heat of high-performance driving while resisting corrosion. Every Kooks system is dyno-tested and race-proven to ensure precise fitment and reliable power gains. This system installs to factory-style exhaust points using the included hardware.

• Manufacturer Part Number: 2250H430
• Primary Tube Diameter: 1 7/8-inch
• Collector Diameter: 3-inch
• Connection Outlet: 2 1/2-inch
• Material: T304 Stainless Steel
• Catalytic Converters: Kooks High-Flow Green Cats
• Warranty: Limited Lifetime Warranty to the original purchaser
• Origin: Handcrafted in the USA

Fits 1998-2002 Chevrolet Camaro (Z28, SS) and Pontiac Firebird (Formula, Trans Am).

Maximize the exhaust flow of your LS1-powered F-Body with this premium header and Y-pipe kit from Kooks Headers and Exhaust. This system features 1-7/8" primary tubes and 3" collectors, specifically engineered to increase horsepower and torque across the RPM range. The included Kooks Green Cat Y-pipe features high-flow catalytic converters designed to reduce restriction compared to factory equipment while maintaining high performance standards.

Constructed from mandrel-bent T304 aircraft-quality stainless steel, this kit is built to withstand the rigors of both street and track use. Every component is handcrafted in the USA and dyno-tested to ensure precise fitment and optimal power gains. This complete kit (MPN 2241H430) provides a direct path for exhaust gases, significantly improving the volumetric efficiency of your engine.

• 1-7/8" primaries with 3" collectors
• Includes Kooks Green Cat high-flow Y-pipe
• Manufactured from T304 stainless steel
• Handcrafted in the USA
• Designed for 1998-2002 GM F-Body platforms
• Manufacturer Part Number: 2241H430
• Limited lifetime warranty to the original purchaser

Fits 2023-2025 Chevrolet Corvette Z06 and 2025 ZR1.

Engineered to maximize the exhaust scavenging and performance of the high-revving flat-plane crank engine, these Kooks Tri-Y headers are a significant upgrade over factory manifolds. Constructed from premium T304 aircraft-quality stainless steel, these headers feature a stepped primary design (1-7/8 inch to 2 inch) to optimize both mid-range torque and high-RPM horsepower. Handcrafted in the USA, each set is dyno and race-tested to ensure precise fitment and lasting durability for street, race, or off-road applications.

• Manufacturer Part Number: 2181Y500
• Material: T304 Aircraft Quality Stainless Steel
• Design: Tri-Y stepped primaries (1-7/8in. x 2in.)
• Handcrafted in the USA
• Back by a Limited Lifetime Warranty for the original purchaser
• Dyno and race-tested for maximum power gains

Fits 2020-2025 Chevrolet Corvette Stingray and E-Ray (6.2L).

Improve the exhaust scavenging and performance of your C8 Corvette with these precision-engineered Kooks stainless steel headers. Designed to replace restrictive factory manifolds, these headers feature 2-inch primary tubes that transition into 3-inch collectors, significantly reducing backpressure and optimizing the flow of the 6.2L LT2 engine. This system includes Kooks H.O. Green Catted Connection pipes, offering a high-flow solution for street and performance applications.

• Handcrafted from high-grade stainless steel for long-term durability
• 2-inch primary tubes with 3-inch collectors
• Includes H.O. Green Catted Connection pipes
• Engineered specifically for the mid-engine Corvette chassis
• Direct fit for 6.2L V8 models
• Manufacturer Part Number: 2180H640

Fits 2020-2025 Chevrolet Corvette C8 Stingray, Z06, and E-Ray.

Improve the exhaust flow and performance of your mid-engine Corvette with these Kooks Ultra GREEN 3-inch Catted Connection Pipes. Engineered to bridge the gap between your headers and exhaust system, these pipes utilize high-flow Ultra GREEN catalytic converters designed to handle the increased heat and pressure of high-performance applications. Each set is handcrafted from premium T304 aircraft-quality stainless steel for maximum corrosion resistance and structural integrity.

Kooks designs these connection pipes to provide a precise fit, ensuring they stand up to the rigors of both street and track use. Every component is dyno and race-tested to verify power gains and durability, providing a professional-grade solution for Corvette owners looking to optimize their vehicle's output without sacrificing reliability.

• 3-inch mandrel-bent T304 stainless steel construction
• High-flow Ultra GREEN catalytic converters included
• Handcrafted in the USA for superior build quality
• Includes all necessary hardware for installation
• Limited Lifetime Warranty to the original purchaser
• Manufacturer Part Number: 21803300

Fits 2014-2019 Chevrolet Corvette Stingray, Z06, Grand Sport, and ZR1.

This Kooks Headers and Exhaust kit is engineered to provide maximum power for the C7 Corvette platform. The system features 2-inch primaries and a 3-inch collector leading into a high-flow Green Catted X-pipe, designed to optimize exhaust scavenging and significantly reduce backpressure. Handcrafted in the USA from T304 aircraft-quality stainless steel, this setup is built for durability in street, race, and off-road environments.

• 2" primaries with 3" collectors for optimized exhaust flow
• Includes Kooks Green Catted X-Pipe for improved performance and emissions management
• Manufactured from premium T304 aircraft-quality stainless steel
• Dyno and race tested to ensure maximum power gains
• Precision fitment for straightforward installation
• Limited lifetime warranty to the original purchaser
• Manufacturer Part Number: 2170H630

Fits 2014-2019 Chevrolet Corvette Stingray, Z06, Grand Sport, and ZR1 models.

Maximize the exhaust flow and performance of your C7 Corvette with this Kooks complete header and X-pipe system. This kit (MPN 2170H430) features long-tube headers with 1-7/8-inch primaries and 3-inch collectors, paired with Kooks signature high-performance Green Catted X-pipe for improved scavenging and power gains. Each component is handcrafted in the USA using premium T304 aircraft-quality stainless steel for long-term durability and corrosion resistance under high-heat conditions.

• 1-7/8" primaries with 3" collectors
• Includes high-flow Green Catted X-pipe
• Constructed from heavy-duty T304 stainless steel
• Handcrafted in the USA and dyno-tested for maximum power
• Direct-fit installation for C7 Corvette applications
• Manufacturer Part Number: 2170H430
• Includes limited lifetime warranty to the original purchaser

Fits 2014-2019 Chevrolet Corvette Stingray, Grand Sport, Z06, and ZR1 models.

This performance exhaust system from Kooks combines 1-7/8" primary headers with a high-flow catted X-pipe to significantly reduce backpressure and improve exhaust scavenging. Engineered for the C7 chassis, the kit is manufactured from T304 aircraft-quality stainless steel for superior heat resistance and corrosion protection. Each system is dyno-tested and handcrafted in the USA to provide maximum power gains and a precise fit for street or track applications.

• 1-7/8" primary tubes with 3" collectors
• High-flow catted X-pipe included
• T304 aircraft-quality stainless steel construction
• Handcrafted in the USA
• Dyno-proven performance gains
• Limited lifetime warranty to the original purchaser
• Manufacturer Part Number: 2170H420

Fits 2014-2019 Chevrolet Corvette Stingray, Z06, Grand Sport, and ZR1.

The Kooks 3in x 3in Stainless Steel GREEN Catted X-Pipe is designed to optimize exhaust flow and scavenging for high-performance C7 Corvette applications. Handcrafted in the USA from mandrel-bent T304 aircraft-quality stainless steel, this X-pipe replaces the restrictive factory mid-section. This specific model features Kooks high-flow GREEN catalytic converters, engineered to handle the increased exhaust temperatures and volume of modified engines. Please note that this X-pipe is designed specifically to bolt up to Kooks Long Tube Headers.

• Manufactured from premium T304 stainless steel for corrosion resistance
• Includes Kooks high-flow GREEN catalytic converters
• 3-inch inlet and 3-inch outlet diameter for maximum volume
• Handcrafted and dyno-tested in the USA
• Required for installation with Kooks Headers
• Manufacturer Part Number: 21703300