Fits 2012-2018 Jeep Wrangler and Wrangler JK (V6 engines).

Replace aging, degradation-prone rubber hoses with the Mishimoto Silicone Radiator Hose Kit for a significant upgrade in both engine bay aesthetics and cooling system reliability. Unlike standard factory hoses that weaken over time, these Mishimoto hoses are engineered to withstand the extreme temperatures and pressures encountered during heavy-duty trail use or rock crawling.

• Five-layer silicone construction for maximum durability and burst resistance
• Embedded heat-resistant fibers improve heat tolerance and structural integrity
• Direct-fit design for 2012-2018 V6 Jeep Wrangler models
• Includes both upper and lower radiator hoses
• Comes with four stainless steel worm-gear clamps for a secure, leak-free installation
• Mishimoto Lifetime Warranty

Whether you are maintaining a daily driver or building an off-road rig, this black silicone kit (MPN: MMHOSE-WR6-12BK) provides the peace of mind that comes with high-performance cooling components.

Fits JDM-market 1992-2002 Mazda RX-7 (FD3S) models.

The GReddy V-Mount Intercooler and Radiator Kit Ver.2 is a comprehensive cooling solution engineered to eliminate heat soak and optimize thermal management in high-performance rotary applications. By orienting the intercooler and radiator in a specialized V-shaped configuration, this system ensures both cores receive a dedicated supply of fresh, ambient air rather than sharing heat as in traditional stacked or front-mount setups.

This Version 2 kit provides the necessary hardware to relocate components for maximum airflow efficiency, ensuring your 13B-REW stays within safe operating temperatures during spirited driving or track sessions. The package includes a high-efficiency intercooler core and a performance aluminum radiator designed to bolt into the FD3S chassis with professional-grade fitment.

• Manufacturer Part Number: 12040703
• V-mount layout optimizes airflow for simultaneous intercooler and radiator cooling
• Reduces intake air temperatures (IAT) and coolant temperatures
• High-quality aluminum radiator and performance intercooler core included
• Specifically designed for JDM-spec 1992-2002 Mazda RX-7 models
• Complete kit includes all essential piping, brackets, and installation hardware

Fits 1995-1998 Nissan Skyline GT-R (BCNR33 and BNR34).

Upgrade your cooling system with the GReddy Silicone Radiator Hose Kit. Designed specifically for the R33 and R34 GT-R platforms, these high-performance hoses replace the aging factory rubber units that are prone to cracking and failure under high-pressure conditions. Constructed from high-grade reinforced silicone, they provide superior resistance to heat, pressure, and coolant additives, ensuring long-term reliability on both the street and the track.

• Direct-fit replacement for factory upper and lower radiator hoses
• Constructed from multi-layer reinforced silicone for maximum durability
• Higher tolerance for heat and pressure compared to OE rubber components
• Engineered to maintain shape and flow under extreme operating temperatures
• Manufacturer Part Number: 12023303

Fits 2015-2021 BMW M2 Competition/CS, M3, and M4 (F80, F82, F83, F87).

Keep your M-series Dual-Clutch Transmission (DCT) operating at peak efficiency with the CSF 8081 High-Performance DCT Oil Cooler. Designed for the S55 engine, this upgraded cooler is the industry's first true plug-and-play solution, engineered to replace the restrictive factory unit. It features a dual-pass high-performance core utilizing 10 cooling tubes—a significant upgrade over the OEM single-pass, 6-tube design. This improved flow path, combined with CSF’s specialized AC condenser technology and a 26mm multi-channel microtube, results in approximately 30% better cooling efficiency than the stock cooler.

This cooler is a direct "drop-in fit" that requires zero modifications for installation. It is designed to accept all factory mounting brackets, oil-line connections, and original ducting/shrouds for a factory-clean finish. Whether for high-heat track sessions or spirited street driving, this unit provides the thermal headroom necessary to prevent transmission limp mode and maintain consistent shift performance.

• Dual-pass core with 10 cooling tubes for maximum heat dissipation
• 1-row super-high pressure 26mm multi-channel microtube construction
• High-density multi-louvered fin design for optimized airflow
• True plug-and-play installation; no modifications required
• Replaces OEM Part Number: 17112284503
• Manufacturer Part Number: 8081

Fits select 1985-1989 BMW 635CSi, M5, and M6 (Base models). Developed in collaboration with A/C Solutions, this high-performance radiator (MPN: 7232) is designed for enthusiasts who require superior thermal management without sacrificing the classic look of the E24 and E28 engine bays.

Built from 100% TIG-welded aluminum, this radiator features CSF’s exclusive B-Tube technology, which provides a 15% increase in heat dissipation surface area compared to traditional oval tubes. The core utilizes 6.5mm tall ultra-efficient multi-louvered fins to maximize airflow contact. Finished in a satin black powder coat, it offers a discreet OEM+ appearance while delivering the durability needed for high-performance driving.

• True plug-and-play installation with no modifications required
• CNC-machined mounting brackets and OEM-style inlet/outlet connections
• High-efficiency 1-row, 31mm ultra-high-performance core
• Two M14x1.5 temperature sensor ports on the left-side tank (plugs included)
• Individually leak and pressure tested for maximum reliability
• Includes manufacturer's 2-Year Limited Warranty

Fits select 2008-2010 Ford F-250 and F-350 Super Duty models (6.4L Diesel).

Keep your 6.4L Power Stroke running at peak efficiency with the CSF 7062 Heavy-Duty/High-Performance All-Aluminum Radiator. Designed for demanding applications like towing, off-roading, and overlanding, this radiator replaces the failure-prone factory unit with a rugged, all-aluminum design. It features a massive 42mm 2-row core utilizing CSF's exclusive B-Tube technology. Unlike standard oval tubes, the seam-brazed B-tube design increases heat transfer surface area by approximately 15% and enables dual liquid laminar flow for superior cooling performance.

This radiator is engineered for a true "drop-in fit," requiring zero modifications. It accepts all factory hardware, including quick-connect hoses, AC condenser, mounting brackets, and the fan shroud. The core uses ultra-efficient 6.5mm multi-louvered fins, precision-aligned for maximum airflow and heat rejection.

• Manufacturer Part Number: 7062
• Dual-core 42mm 2-row design for maximum heat rejection
• Exclusive B-Tube technology for 15% more heat transfer surface area
• 6.5mm fin height with multi-louvered design
• CNC-machined mounting brackets, fittings, and quick-connect inlet/outlet
• All-aluminum race-style drain plug
• Durable smooth satin finish
• Accepts all OEM components for a seamless installation

Fits select 2001-2012 Porsche 911 (996 & 997) Carrera 4S, GT2, GT2 RS, Turbo, and Turbo S models.

Maintain optimal engine temperatures with the CSF 7056 Performance All-Aluminum Left Side Radiator. Engineered as a direct drop-in replacement, this radiator is designed for both high-horsepower street builds and track-focused vehicles requiring enhanced thermal management. It features CSF’s exclusive B-Tube technology, which utilizes a seam-brazed, reinforced tube design to increase heat transfer surface area by approximately 15% compared to standard oval tubes. This structural reinforcement allows for a thinner, lighter core that offers superior strength and cooling efficiency.

The 42mm 2-row core is paired with 6.5mm multi-louvered fins, precisely aligned to maximize airflow and heat rejection in demanding motorsports environments. Every unit is 100% TIG-welded for maximum durability and features CNC-machined brackets and OEM-style inlet/outlet connections for a perfect factory-style fit. This radiator is designed to work seamlessly with the original AC condenser and fan shroud.

• Manufacturer Part Number: 7056
• Core Type: 42mm 2-Row with CSF B-Tube Technology
• Material: All-aluminum construction, 100% TIG-welded
• Finish: Smooth satin
• Fin Height: 6.5mm multi-louvered design
• Installation: Plug-and-play "drop-in" fitment; no modifications required
• Testing: Individually leak and pressure tested
• Location: Left side

Fits select 2013-2016 Scion FR-S, 2013-2025 Subaru BRZ, 2017-2020 Toyota 86, and 2022-2026 Toyota GR86. This high-performance all-aluminum radiator (MPN: 7050) is engineered to solve cooling limitations in both high-horsepower builds and track-driven vehicles.

The heart of this radiator is a 2-row 42mm core featuring CSF's exclusive B-Tube technology. Unlike traditional O-type tubes, B-Tubes are formed from thinner, lighter aluminum and seam-brazed for superior strength. This design increases the heat transfer surface area by approximately 15%, providing the efficiency of two smaller tubes within the same space. The core utilizes 6.5mm multi-louvered fins, precision-calculated for maximum heat rejection and airflow.

Designed as a true drop-in replacement, this radiator requires no modifications. It features CNC-machined "Quick-Connect" inlet and outlet connections and mounting brackets to ensure compatibility with all factory components, including the fan shroud, AC condenser, and OEM hoses.

• Manufacturer Part Number: 7050
• 42mm 2-Row core with B-Tube technology
• All-aluminum construction with high-luster satin finish
• CNC-machined quick-connect fittings and brackets
• All-aluminum race-style drain plug included
• Accepts all OEM mounting hardware and shrouds

Fits select 2007-2022 Toyota Tundra and Sequoia (5.7L).

The CSF 7031 High-Performance All-Aluminum Radiator is engineered for heavy-duty cooling in demanding environments, whether you are towing, overlanding, or off-roading. It features a 2-row 42mm core utilizing CSF’s exclusive B-Tube technology. Unlike standard oval tubes, the B-tube design is seam-brazed for higher strength, allowing for thinner, lighter aluminum that improves cooling efficiency and increases heat transfer surface area by approximately 15%.

This radiator is a true drop-in replacement that requires no modifications to install. It is designed to accept all factory components, including OE quick-connect hoses, mounting brackets, the AC condenser, and the fan shroud. The core uses 6.5mm multi-louvered fins to maximize airflow and heat rejection, while CNC-machined brackets and fittings ensure a precise fit and long-term durability.

• 2-Row 42mm high-capacity core with CSF B-Tube Technology
• 6.5mm multi-louvered fins for maximum surface area and heat rejection
• CNC-machined inlet/outlet quick-connect connections and mounting brackets
• All-aluminum construction with a 1-hour "Mirror Finish" hand polish
• Race-style all-aluminum drain plug
• Direct drop-in fitment with no modifications required
• Manufacturer Part Number: 7031

Fits 2004-2015 Nissan Titan, 2004-2015 Nissan Armada (including 2004 Pathfinder Armada), and 2004-2010 Infiniti QX56.

Keep your engine cooling system performing at its peak with the CSF 3328 Heavy-Duty All-Aluminum Radiator. Engineered for off-roaders, overlanders, and high-performance applications, this radiator is a direct-replacement upgrade for the factory unit. It features a high-efficiency 2-row core utilizing CSF's exclusive B-Tube Technology. Unlike standard "O" shaped tubes, B-tubes are seam-brazed for superior strength, allowing for thinner, lighter aluminum that actually increases heat transfer surface area by approximately 15%.

This radiator is designed for a true "drop-in fit," requiring no modifications to your vehicle. It is precision-engineered to accept all factory components, including "Quick Connect" hoses, the AC condenser, mounting brackets, and the fan shroud. Every unit is hand-polished to a mirror finish and hydrostatic tested at 1.5 times the operating pressure to ensure long-term durability under demanding conditions.

• Manufacturer Part Number: 3328
• Construction: 100% all-aluminum brazed core with CNC-machined brackets and fittings
• Core Design: 2-Row core with exclusive B-Tube technology for dual liquid laminar flow
• Fins: Ultra-efficient multi-louvered fins maximize airflow and heat rejection
• Testing: 100% hydrostatic tested at 1.5x operating pressure
• Finish: 1-hour hand-polished mirror finish
• Drain Plug: All-aluminum race-style drain plug included and pre-installed
• Installation: OE-style drop-in fit with OEM hose and shroud compatibility

Fits 1998-2018 Dodge and Ram 2500/3500 trucks equipped with the 5.9L or 6.7L Cummins diesel engine.

This WCFab X Fleece Performance Engineering Thermostat Housing is a direct-fit replacement for the factory coolant elbow, providing a significant aesthetic and functional upgrade over the original cast unit. Designed as a bolt-on solution, this housing features a gloss black powder-coated finish and includes an integrated port with a plug, allowing for custom coolant routing and auxiliary sensor placement. This part is a direct replacement for OEM part number 68145495AA and is manufactured in the USA to ensure high tolerances and reliable performance under high-stress cooling conditions.

• Direct replacement for OEM Thermostat Housing (P/N: 68145495AA)
• Integrated auxiliary port with plug for custom coolant routings
• Durable gloss black powder-coated finish
• Matches WCFab intake kits and intercooler piping
• Compatible with 5.9L and 6.7L Cummins engines
• Note: 2007.5-2012 models may require additional hardware (PE-CUMM-EBP-KIT-0712) for installation
• Manufacturer Part Number: WCF100157-GB
• Made in the USA

The Vibrant Performance Oil Cooler Fan Shroud is engineered to maximize the efficiency of your auxiliary cooling system. By creating a sealed path between the fan and the oil cooler core, this shroud prevents air bypass, ensuring that airflow is directed entirely through the cooling fins for superior thermal management.

This component is essential for custom oil cooling setups where consistent operating temperatures are required during high-performance or heavy-load conditions. Its compact profile allows for installation in tight engine bays or chassis locations while maintaining rigid mounting for the cooling fan.

• Optimizes airflow through the oil cooler core to prevent air bypass
• Dimensions: 6.18in x 10in x 1.61in
• Critical for maintaining stable engine and drivetrain fluid temperatures
• Manufacturer Part Number: 12956

Fits 2005-2010 Chrysler 300, Dodge Challenger, Dodge Charger, and Dodge Magnum (5.7L).

Replace your aging, prone-to-failure OEM rubber radiator hoses with the Mishimoto silicone radiator hose kit. Designed for the Mopar LX chassis, these hoses are engineered to withstand higher temperatures and increased cooling system pressures. Whether you are maintaining a daily driver or upgrading a performance build, this kit provides a durable, leak-free solution that maintains a factory-correct fitment.

Constructed from five layers of high-grade silicone with heat-resistant embedded fibers, these hoses offer superior longevity compared to standard EPDM rubber. This kit includes both the upper and lower radiator hoses, providing a complete cooling system refresh for your 5.7L V8 engine.

• Direct fit for 2005-2010 Mopar 5.7L V8 applications
• Five-layer silicone construction for maximum durability
• Reinforced with heat-resistant embedded fibers
• Increased pressure and heat tolerance over stock rubber hoses
• Includes upper and lower radiator hoses
• Manufacturer Part Number: MMHOSE-MOP57-05BK

The Koyorad SK-C13 Type A Hyper Radiator Cap is designed to improve cooling system performance by increasing the coolant boiling point. By maintaining a higher system pressure of 1.3 Bar (1.3 kg/cm²), this cap provides an additional margin of safety against boil-over during high-performance use or under extreme thermal loads.

• High Pressure Rating: 1.3 Bar (approx. 19 PSI) for increased heat capacity and boiling point.
• Deep Plunger Style: Specifically engineered for filler necks requiring the Type A deep plunger depth.
• Direct Fitment: Designed exclusively for Koyorad radiators equipped with Type A (Red Label) filler necks.
• Durable Construction: Features a high-quality valve and spring assembly to maintain consistent pressure under stress.
• Manufacturer Part Number: SK-C13

Fits select 2013-2014 Ram 2500 and 3500 trucks (6.7L). This Mishimoto silicone radiator hose kit provides a critical cooling system upgrade for your 6.7L Cummins engine. Replacing the failure-prone factory rubber hoses, these components are engineered to withstand higher temperatures and pressures, whether your truck is stock or highly modified.

Constructed from high-grade 4-ply silicone with heat-resistant embedded fibers, these hoses offer superior durability and resistance to degradation over time. The one-piece design of the upper hose eliminates the weak factory Y-connector, a common leak point. To ensure consistent flow under heavy load, the lower hose features an internal stainless steel support spring to prevent collapse under suction. This kit is finished in vibrant red and carries the Mishimoto Lifetime Warranty.

• Manufacturer Part Number: MMHOSE-RAM-13RD
• High-grade 4-ply silicone construction for superior pressure tolerance
• Heat-resistant embedded fibers improve thermal stability
• One-piece design eliminates failure-prone stock Y-connector
• Internal spring in lower hose prevents hose collapse
• Includes upper and lower main radiator hoses and secondary radiator hoses

Upgrade your vehicle's cooling system with the Mishimoto Black Silicone Hose Kit, specifically designed for 1992-2000 Honda Civic and 1993-1997 Honda Civic del Sol models equipped with B16 engines. This kit replaces aging, brittle factory rubber hoses with high-grade silicone components that offer superior pressure tolerance and heat management.

Constructed with heat-resistant embedded fibers for increased durability, these hoses are engineered to withstand the rigors of high-performance driving. The dual-layer design helps efficiently reduce engine bay heat and prevents the hose expansion or failure common with stock rubber. This kit is a direct-fit replacement, ensuring a reliable seal and factory-like installation.

• Direct fit for B16-series engines (1992-2000 Honda Civic and 1993-1997 Honda Civic del Sol)
• Made of high-grade silicone with internal reinforcement
• Maximum Temperature Rating: 330°F
• Color: Black
• Manufacturer Part Number: MMHOSE-CIV-92B16BK

Manage under-hood thermal energy with the Mishimoto Exhaust Heat Wrap. Designed to insulate headers, downpipes, and exhaust manifolds, this wrap significantly reduces radiant heat to protect sensitive engine components and lower intake air temperatures. By containing heat within the exhaust system, it also helps maintain higher exhaust gas velocities for improved scavenging.

• Includes 2 in x 35 ft roll of exhaust heat wrap
• Handles direct heat up to 1800°F (982°C) and radiant heat up to 2800°F (1538°C)
• Comes with corrosion-resistant stainless steel locking ties for secure installation
• Helps reduce engine bay temperatures and prevent heat soak
• Manufacturer Part Number: MMTW-235

The 35-foot length provides ample coverage for typical 4-cylinder headers or partial coverage for V8 manifolds and downpipes. The included stainless steel ties ensure the wrap remains tightly secured under high-vibration and high-heat conditions.

Fits select 2018-2021 Ford Mustang GT, GT Premium, Bullitt, and Mach 1 models. (MPN: MMOC-DP-MBK)

Maintaining optimal oil temperature is critical for protecting high-wear engine components during track use and high-load driving. When oil exceeds its thermal range, it loses viscosity and its ability to provide essential lubrication. The Mishimoto Universal Medium Dual Pass Oil Cooler is engineered to solve this, ensuring oil remains within a safe operating window to preserve engine life.

This cooler features a robust bar-and-plate core design for durability in custom applications. The dual-pass configuration forces oil to travel the length of the core before returning, maximizing the time fluid spends in contact with the cooling fins for superior heat dissipation. For secure installation, the cooler includes integrated M8x1.25 welded bungs to accommodate custom mounting brackets.

• Durable bar-and-plate cooler design optimized for performance applications
• Dual-pass flow for maximum fluid temperature reduction
• Integrated M8x1.25 welded bungs for secure bracket attachment
• Compact medium-sized footprint ideal for custom engine bay layouts
• Corrosion-resistant Stealth Black finish
• Manufacturer Part Number: MMOC-DP-MBK

Fits 1995-2004 Toyota Tacoma and 1996-2002 4Runner (3.4L). Upgrade your cooling system with the Mishimoto silicone radiator hose kit, engineered to replace aging factory rubber that becomes brittle and prone to failure over time.

Constructed from high-grade 4-ply silicone with embedded heat-resistant fibers, these hoses offer significantly higher pressure and temperature tolerances compared to OE components. This kit is designed as a direct-fit replacement, ensuring a secure seal whether you are navigating off-road trails or daily commuting. Each kit includes the upper and lower radiator hoses along with a complete set of stainless steel worm-gear clamps for a straightforward installation.

• Direct fit for the 3.4L V6 engine
• 4-ply silicone construction with heat-resistant fibers
• Improved heat and pressure resistance over factory rubber
• Includes upper and lower radiator hoses
• Includes full set of high-quality worm-gear clamps
• Finished in black silicone
• Manufacturer Part Number: MMHOSE-4RUN34-96BK
• Mishimoto Lifetime Warranty

Fits select 2003-2021 Chrysler, Dodge, Jeep, and Ram vehicles equipped with 5.7L, 6.1L, 6.2L Hellcat, and 6.4L Hemi engines.

This Granatelli 180-degree thermostat is a direct-fit replacement for the factory cooling unit, designed to open at a lower temperature than the standard OE component. By allowing coolant to circulate through the radiator earlier, it helps maintain lower engine operating temperatures, which is critical for preventing heat soak and maintaining consistent performance during high-load driving or towing.

• Opening Temperature: 180 Degrees Fahrenheit
• Direct-fit replacement for the factory thermostat
• Helps reduce engine operating temperatures to maximize power and efficiency
• Compatible with naturally aspirated and forced induction Hemi applications
• Manufacturer Part Number: 43080T

Simplify your coolant system plumbing with the Fleece Performance FPE-34258-A universal pre-formed hose kit. Designed to solve the routing challenges of custom engine builds and cooling system modifications, this 5/8" ID hose features molded 90-degree ends that maintain full flow without the kinking or collapsing common when using standard straight hoses in tight spaces.

This kit includes a heavy-duty T-fitting with a 1" ID main bore, providing a secure junction for integrating heater circuits, bypass lines, or expansion tanks. The pre-formed architecture ensures a professional, factory-style finish for any custom automotive cooling application where clean routing is a priority.

• Manufacturer Part Number: FPE-34258-A
• Hose Size: 5/8" Internal Diameter (ID)
• Ends: Dual pre-formed 90-degree bends
• Included Fitting: 1" ID T-Fitting
• Application: Universal coolant and heater hose routing

Fits select 2017-2023 Subaru Impreza and 2018-2023 Subaru Crosstrek models, including Base, Premium, Sport, Limited, and Hybrid trims.

Upgrade your Subaru’s cooling system with the CSF 7216 High-Performance Radiator. Engineered to replace the fragile factory plastic-and-aluminum unit, this 100% all-aluminum radiator features a massive 42mm 2-row core. This design significantly increases fluid capacity and thermal efficiency, which is critical for low-speed off-roading where airflow depends primarily on fan operation. The core utilizes CSF’s exclusive B-Tube technology, which increases heat dissipation surface area by approximately 15% over standard oval tubes.

Constructed with high-grade aluminum and precision TIG welds, the CSF 7216 eliminates the common failure point found in OEM crimped plastic end tanks. The core is equipped with 6.5mm tall ultra-efficient multi-louvered fins to maximize airflow contact. Designed as a true drop-in replacement, this radiator uses CNC-machined mounting brackets and OEM-style inlets and outlets for a plug-and-play installation without any cutting or vehicle modifications.

• 42mm 2-Row ultra-high-performance core for maximum fluid capacity
• Exclusive CSF B-Tube Technology for 15% improved heat transfer
• 6.5mm tall ultra-efficient multi-louvered fins
• Full TIG-welded all-aluminum construction with satin finish
• CNC machined mounting brackets and OEM style inlet/outlet
• Individually leak and pressure tested to ensure reliability
• Manufacturer Part Number: 7216
• 2-Year Limited Warranty

Fits select 2008-2018 Subaru WRX, STI, and Forester XT models.

Upgrade your cooling system with the Torque Solution Silicone Radiator Hose Kit. Engineered to replace factory rubber hoses that are prone to cracking and failure over time, these silicone hoses offer significantly higher heat and pressure resistance. Whether for a daily driver or a track-ready build, this kit ensures your coolant stays where it belongs while adding a custom look to your engine bay.

• Direct replacement for OEM upper and lower radiator hoses
• Multi-layer reinforced silicone construction for maximum durability
• Smooth internal bore for optimized coolant flow
• High heat and pressure resistance for extreme operating conditions
• Vibrant blue finish for enhanced engine bay aesthetics
• Manufacturer Part Number: TS-SU-420BU

Fits 2008-2015 Mitsubishi Lancer Evolution X (GSR, MR, MR Touring, SE, and Final Edition).

The Torque Solution Silicone Radiator Hose Kit is a direct-fit performance upgrade designed to replace the factory rubber cooling hoses on the 4B11T engine. Constructed from high-grade multi-layer silicone, these hoses are engineered to withstand significantly higher operating temperatures and pressures than original equipment. This prevents the common issues of hose swelling, cracking, or perishing over time, which can lead to catastrophic coolant loss during spirited driving or track sessions.

• Direct replacement for OEM upper and lower radiator hoses
• Multi-layer silicone construction for maximum durability and heat resistance
• Smooth internal bore for optimized coolant flow
• Finished in black for a clean, professional engine bay appearance
• Manufacturer Part Number: TS-EVX-434BK

Fits 2019-2024 Ram 2500 and 3500 models equipped with the 6.7L Cummins diesel engine.

Protect your Ram's transmission from overheating caused by a failed factory thermostat. The stock cooling systems on both the 68-RFE and Aisin AS69RC transmissions utilize an internal thermal bypass valve that often fails in the closed position, preventing fluid from reaching the external cooler. The Mishimoto Thermal Bypass Valve Kit replaces this weak point with a CNC-machined aluminum housing featuring integrated cooling fins for superior heat dissipation.

This kit offers dual-mode versatility for various climates. The included high-quality thermostat opens 10°F earlier than the OE unit to initiate cooling sooner, while the included full-flow bypass plug allows for constant fluid flow to the cooler—ideal for trucks operating in consistently hot environments or heavy-towing applications. The black anodized finish ensures long-term corrosion resistance in harsh under-vehicle conditions.

• Fits 68-RFE and Aisin AS69RC transmissions
• CNC-machined 6061 aluminum construction with cooling fins
• Includes both a serviceable thermostat and a full-flow bypass plug
• Thermostat opens 10°F earlier than stock for improved temperature regulation
• Durable black anodized finish
• Manufacturer Part Number: MMTC-RAM2-TBV
• Mishimoto Lifetime Guarantee

Maintain optimal engine oil temperatures and extend the life of your engine with the Mishimoto 16-Row Universal Thermostatic Oil Cooler Kit (MMOC-U16TBK). Engineered for both stock and high-performance applications, this kit provides a reliable solution for reducing oil temperatures and preventing fluid degradation during heavy-load or track use. The core is a 16-row stacked-plate design built to withstand high fluid pressures while offering maximum heat dissipation with minimal pressure drop.

This kit features a thermostatic billet anodized aluminum sandwich plate that restricts oil flow to the cooler until the engine reaches its ideal operating temperature. This ensures faster warm-up times in cooler climates while providing full cooling capacity once needed. The system is connected via pre-assembled stainless steel braided oil lines with -10AN fittings and dowty seals for a durable, leak-free installation.

• 16-row stacked-plate cooler core for superior thermal management
• Billet anodized aluminum thermostatic sandwich plate for precise temperature control
• Universal fitment with included M20-1.5 and -16 sandwich plate adapters
• Pre-assembled stainless steel braided lines with -10AN fittings
• Protects against oil breakdown in high-heat environments
• Manufacturer Part Number: MMOC-U16TBK
• Includes Mishimoto Lifetime Warranty

Excessive heat is the primary cause of transmission failure, leading to degraded lubrication and damage to seals, clutches, and bearings. The Mishimoto MMTC-SP-13N universal transmission cooler kit provides a high-efficiency solution for vehicles operating in hot climates, towing heavy loads, or subjected to extreme driving conditions. This 13-row heat exchanger utilizes a stacked-plate core design to maximize surface area for heat dissipation while maintaining minimal pressure loss.

Rated for 40,000 GVW (Gross Vehicle Weight), this cooler is engineered for heavy-duty applications. The kit includes 50 inches of SAE J1532 transmission cooler hose, which features spiral polyester reinforcement for superior pressure tolerance and chemical resistance. For a leak-free installation, the 3/4"-16 to 3/8" hose barb adapters include integrated O-rings and are secured with stainless-steel worm-gear clamps.

• Core Type: 13-row stacked-plate for high-efficiency cooling
• Rating: 40,000 GVW for heavy-duty and towing applications
• Hose: 50 inches of SAE J1532 reinforced transmission fluid hose
• Fittings: 3/4"-16 to 3/8" hose barb adapters with integrated O-rings
• Hardware: Includes 4 universal mounting brackets, 3/8" hose barb unions, and stainless-steel worm-gear clamps
• Warranty: Mishimoto Lifetime Warranty

Fits 2006-2011 Honda Civic Si and 2008 MUGEN Si (2.0L).

Maintain optimal operating temperatures in your 8th Gen Honda Civic with this Koyo radiator. Designed as a direct-fit replacement for the factory cooling unit, this radiator is engineered specifically for manual transmission (MT) coupe and sedan models. It provides the reliable thermal management necessary for the high-revving K-series engine, whether for daily commuting or performance driving.

• Direct replacement for 2006-2011 Honda Civic Si 2.0L models
• Compatible with 2008 Honda Civic MUGEN Si
• Designed exclusively for Manual Transmission (MT) applications
• Precision-engineered to factory mounting specifications
• Manufacturer Part Number: V2926

Fits Nissan 240SX models equipped with the KA24 engine.

The ISR Performance Silicone Radiator Hose Kit is a direct-fit upgrade designed to replace aging, brittle OEM rubber hoses. Constructed from high-grade multi-layer silicone, these hoses provide significantly better resistance to the high temperatures and pressures common in performance driving environments. This kit solves the common failure point of dry-rotted or cracked factory lines, ensuring your cooling system remains sealed and efficient.

• Direct replacement for factory upper and lower radiator hoses
• Multi-layer silicone construction for maximum durability and burst resistance
• Smooth internal bore for optimized coolant flow
• Black finish for a professional, understated engine bay appearance
• Manufacturer Part Number: IS-RH-KA-BLK

Fits Nissan 240SX S13 chassis equipped with SR20DET engines.

The ISR Performance Radiator Fan Shroud Kit is a critical cooling upgrade for SR20-swapped S13 chassis, particularly those seeing track use or high-performance street driving. By creating a sealed environment behind the radiator, this shroud ensures that your electric fans pull air directly through the core rather than drawing turbulent air from the engine bay. This increases heat dissipation efficiency and helps maintain stable operating temperatures under heavy load.

• Precision-engineered for a direct fit on S13 SR20DET radiator configurations
• Maximizes electric fan efficiency by focusing airflow through the radiator core
• Durable construction designed to withstand high engine bay temperatures
• Essential for drift and high-performance applications prone to overheating
• Manufacturer Part Number: IS-FS-SRS13