Cooling System
-13%
APR Performance Carbon Fiber 1pc NACA Duct Cooling Air Dual Type - Universal
-13%
$239.00
$275.00
Excessive heat can cause major and expensive damage to critical components in a car. Engine bays, radiators, brakes, transmissions, and differentials all need good air flow to help transfer away unwanted heat. APR Air Ducts help...
-19%
Mishimoto 61C Competition Racing Thermostat - Lexus IS300 GS300 SC300 (1992-2005)
-19%
$65.95
$81.66
The Mishimoto racing thermostat is precision engineered to improve the cooling efficiency of your stock or modified Lexus. Whether you are cruising down the highway in your GS300 or terrorizing the local road course in...
-19%
Mishimoto 61C Competition Racing Thermostat - Toyota Supra MKIV 2JZ Turbo (1993-1998)
-19%
$65.95
$81.66
The Mishimoto racing thermostat is precision engineered to improve the cooling efficiency of your stock or modified Lexus. Whether you are cruising down the highway in your GS300 or terrorizing the local road course in...
-25%
Mishimoto Performance Aluminum Radiator - Honda S2000 S2K AP1 AP2 (2000-2009)
-25%
$344.95
$457.48
PRODUCT FEATURES Direct fit for the 2000–2009 Honda S2000 TIG-welded to perfection Includes magnetic drain plug Includes a high-pressure 1.3 bar Mishimoto radiator cap Includes 1/8" NPT port for use with additional temperature sensors Lifetime...
-18%
Mishimoto 63C Competition Racing Low Temp Thermostat - Mitsubishi Lancer EVO Evolution 7 8 9
-18%
$56.95
$69.49
PRODUCT FEATURES Fits the 2001–2007 Mitsubishi Lancer Evolution 7/8/9 Activates at lower temperature so coolant flows through system earlier Allows for cooler engine temperatures Mishimoto Lifetime Warranty This item also fits additional vehicles. See Tech...
-31%
Mishimoto Performance Aluminum Fan Shroud Kit - Honda S2000 S2K AP1 AP2 (2000-2009)
-31%
$211.95
$306.92
PRODUCT FEATURES Direct plug-n-play for 2000-2009 Honda S2000 Includes factory plugs for easy installation Fits both stock and Mishimoto radiators Maximizes airflow Includes two Mishimoto slim fans, each over 900 CFM Includes all mounting hardware...
-25%
Mishimoto Performance Aluminum Radiator - Nissan Z32 300ZX Turbo Manual Only (1990-1996)
-25%
$278.95
$370.62
PRODUCT FEATURES Direct fit for the 1990–1996 Nissan 300ZX Twin Turbo Full aluminum construction featuring high-quality, durable TIG-welding Two-row, 2.05" thick brazed aluminum core provides optimal fluid temperature reductions during aggressive driving and/or hot-weather environments...
-20%
Mishimoto Performance Intercooler Kit Silver Core Black Piping - Honda Civic Type R FK8 (2017+)
-20%
$1,171.95
$1,462.20
It’s no easy feat to be dubbed as one of the fastest front-wheel drive production cars in the world. Honda put all of their engineering prowess behind this achievement, but since the 2017+ Honda Civic...
-20%
Mishimoto Performance Intercooler Kit Black Core Red Piping- Honda Civic Type R FK8 (2017+)
-20%
$1,171.95
$1,462.20
It’s no easy feat to be dubbed as one of the fastest front-wheel drive production cars in the world. Honda put all of their engineering prowess behind this achievement, but since the 2017+ Honda Civic...
-20%
Mishimoto Performance Intercooler Kit Silver Core Red Piping - Honda Civic Type R FK8 (2017+)
-20%
$1,171.95
$1,462.20
It’s no easy feat to be dubbed as one of the fastest front-wheel drive production cars in the world. Honda put all of their engineering prowess behind this achievement, but since the 2017+ Honda Civic...
-26%
Mishimoto Performance Aluminum Radiator - Nissan Z33 350z VQ35DE MT (2003-2006)
-26%
$317.95
$427.41
PRODUCT FEATURES Robotic TIG-welding Brushed aluminum finish Includes magnetic drain plug with dowty seal Direct fit for the 2003–2006 Nissan 350Z Includes 1.3 bar high-pressure radiator cap Lifetime Warranty DESCRIPTION Keep your Z on the...
-24%
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Mishimoto Performance Aluminum Radiator - BMW E30 E36 3 Series & M3 3.0 3.2L (1988-1999)
-24%
$302.95
$400.91
PRODUCT FEATURES Direct fit for the 1988–1999 BMW E30/E36 with 6 Cylinder engine Full aluminum construction with durable, TIG-welded end tanks Two-row, 1.57" thick brazed aluminum core, providing ideal fluid temperatures on the street or...
-31%
REV9 Power FMIC Aluminum Front Mount Turbo Intercooler Kit - Black - Ford Focus ST (2013-2018)
-31%
$380.00
$550.00
Rev9 front mount intercooler kit is great performance add-on for your Ford Focus ST 2013-18. Featuring thick larger intercooler with wind deflector that tunnels cold air into the intercooler. Comes with all necessary hardware for...
-30%
REV9 Power FMIC Aluminum Front Mount Turbo Intercooler Kit - Silver - Ford Focus ST (2013-2018)
-30%
$385.00
$550.00
Rev9 front mount intercooler kit is great performance add-on for your Ford Focus ST 2013-18. Featuring thick larger intercooler with wind deflector that tunnels cold air into the intercooler. Comes with all necessary hardware for...
-32%
Koyo Racing Hyper V Series Performance Aluminum Radiator - Subaru WRX & STI (2008-2015)
-32%
$345.00
$506.40
Circuit Spec R carries a large selection of Koyo Aluminum Racing Radiators to suit your application for improved cooling performance. These are very durable and are direct replacements for your factory intercooler. Here are the...
-32%
Koyo Racing Hyper V Series Performance Aluminum Radiator - Subaru Legacy GT (2005-2009)
-32%
$345.00
$506.40
Circuit Spec R carries a large selection of Koyo Aluminum Racing Radiators to suit your application for improved cooling performance. These are very durable and are direct replacements for your factory intercooler. Here are the...
-27%
AEM Power V3 Extra H2O Water / Methanol Inline Filter Injection Nozzle & Jet Kit
-27%
$71.68
$97.59
AEM Electronics water/methanol injection nozzles are available in different jet sizes that allow you to select the appropriate jet for your power level. The nozzles are serviceable and can be disassembled for cleaning.AEM Nozzle Kit...
-8%
HPS Performance Reinforced Radiator Coolant Silicone Hoses - Orange - KTM 450 505 08-09 SX-F XCF
-8%
$79.80
$87.00
HPS high temperature 3-ply reinforced silicone radiator hose kit (part number 57-1357) replaces 2008-2009 KTM 450 505 SX-F XC-F stock OEM rubber radiator coolant hoses with high-heat resistance material which meets or exceeds OE specifications...
-8%
HPS Performance Reinforced Radiator Coolant Silicone Hoses - Black - KTM 450 505 08-09 SX-F XCF
-8%
$79.80
$87.00
HPS high temperature 3-ply reinforced silicone radiator hose kit (part number 57-1357) replaces 2008-2009 KTM 450 505 SX-F XC-F stock OEM rubber radiator coolant hoses with high-heat resistance material which meets or exceeds OE specifications...
Phase 2 Motortrend (P2M) 4 Ply Silicone Turbo Hose Kit - Black - Mazda RX-7 FC3S 13B (1985-1991)
$40.00
This listing is for a brand new set of P2M 4ply high performance silicone hose. This kit is made for vehicle specific application. This hose kit replaces the old and brittle factory OEM rubber intake...
Phase 2 Motortrend (P2M) 4 Ply Silicone Turbo Hose Kit - Blue - Mazda RX-7 FC3S 13B (1985-1991)
$40.00
This listing is for a brand new set of P2M 4ply high performance silicone hose. This kit is made for vehicle specific application. This hose kit replaces the old and brittle factory OEM rubber intake...