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GetaDomTune Cylinder 4 Chamber Cooling System w/Metal Fitting Subaru 2004+ STI / 2002-2014 WRX
Industry first (and patent pending) DOHC EJ Cylinder 4 Combustion Chamber Cooling kit increases coolant flow in the LH head to improve reliability by reducing detonation causing hot spots, reducing...$79.00 -
Torque Solution 02-14 WRX / 04-21 STI / 05-09 LGT / 04-08 FXT Cylinder 4 Coolant Mod Line Kit
Torque Solution Cylinder 4 Coolant Mod for Subaru EJ Engines was designed to increase coolant flow to cylinder #4 head area. The additional coolant flow helps reduce cylinder #4 coolant...$75.66 -
Grimmspeed 02-14 WRX / 04-21 STI Top Mount Intercooler Silicone Coupler Kit Black
High-quality replacement TMIC Y-Pipe Hoses. Special Fitment Note: Supported fitments include only those vehicles running OEM STI and GrimmSpeed Top Mount Intercoolers. The elbow coupler is sized to fit multiple...$89.00 -
Perrin Top Mount Intercooler Coupler Red Subaru WRX 2002-2007 / STI 2004-2021
Remove your dull OEM top mount intercooler coupler and replace it with a PERRIN coupler kit and give your engine bay a touch of style. The PERRIN Performance intercooler coupler...$31.50 -
Perrin Front Mount Intercooler Pipes Subaru WRX 2002-2007 / STI 2004-2007 (PSP-ITR-400-2BK/BK)
The Perrin Front Mount Intercooler (FMIC) kits for the 02-07 WRX & 04-07 STI are massive upgrades. Designed for 500hp to 800hp applications, Perrin's enormous bar and plate 28" long...$995.40 -
Subaru OEM 1.3 Bar Radiator Cap Subaru All Models
This genuine STI part not only looks better than stock, but it will also increase the capabilities of your cooling system. For those that run their Subaru under the harshest...$69.95 -
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.Unlock 50-70+HP on your boosted vehicle while decreasing your air temps by up to 100 degrees!...$816.67$583.34
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Perrin 02-07 WRX / 04-21 STI Throttle Body Hose Black
This is Perrin’s Throttle Body Hose made from 5-ply multi-layer silicone. The factory throttle body coupler will become weak after a certain mileage and age, and could potentially tear. The...$31.50 -
Mishimoto Liquid Chill Synthetic 64oz Engine Coolant Premixed - Universal
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.Liquid ChillSynthetic Engine Coolant technology combines an inherently nontoxic propylene glycol base with unique poly organic...$24.81$23.95 -
Grimmspeed 02-07 WRX/ 04-21 STI/ 04-08 FXT Top Mount Intercooler - Silver
This is the GrimmSpeed Top Mount Intercooler. Once you start performing modifications that add more horsepower and more boost, eventually you will surpass the limits in terms of the thermal...$719.00 -
Killer B Motorsport High Flow Water Pump Housing V2 Subaru Models (inc. 2002-2014 WRX/STI)
Killer B’s Water Pump Housing is a much more robust design. Designed using state-of-the-art 3-D CAD software to assure maximum flow with minimum turbulence for the best performance possible! Scroll...$139.00 -
Mishimoto M Line Intercooler Eat Sleep Race Edition G/G - Universal
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.The Mishimoto universal front mount intercoolers will increase cooling capacity and lower intake charges allowing you...$367.42$298.95 -
CSF Universal Drag Race / Tuck Radiator w/9in Spal Fan - 10.5in H x 10in L x 3.6in W
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.CSF, The Cooling Experts, have been serving the US aftermarket for almost 4 decades. With over...$499.00 -
Megan Racing Aluminum Radiator Subaru WRX / STI 2002-2007 (MR-RT-SI04ST)
Anytime an individual introduces their car to a racing/drifting environment, the temperature of the vehicles engine will skyrocket. One common and effective method of reducing engine temperature is to employ...$225.00 -
Radium Engineering Coolant Expansion Tank- Universal
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.Coolant expansion tanks are necessary for proper air bleeding in applications that utilize a low mounted...$309.95$294.45 -
Grimmspeed 02-07 WRX / 04-21 STI / 04-08 FXT Top Mount Intercooler Y-Pipe Kit Black
Just bought an aftermarket or STI TMIC that requires an STI y-pipe to fit? Want to replace your chewed up and leaking couplers? Maybe you're just looking to freshen up...$169.00 -
Grimmspeed 02-07 WRX / 04-21 STI / 04-08 FXT Top Mount Intercooler Y-Pipe Kit Red
Just bought an aftermarket or STI TMIC that requires an STI y-pipe to fit? Want to replace your chewed up and leaking couplers? Maybe you're just looking to freshen up...$169.00 -
GrimmSpeed 02-07 WRX / 04-21 STI Top Mount Intercooler Thermal Black
When it comes to selecting the right intercooler with maximum cooling and minimum restriction, then check out this GrimmSpeed unit. As air is pressurized by your turbo, it heats up,...$799.00 -
Perrin Front Mount Intercooler Core Subaru WRX / STI 2002-2007 (PSP-ITR-400-1BK)
The Perrin Front Mount Intercooler (FMIC) kits for the 02-07 WRX & 04-07 STI are massive upgrades. Designed for 500hp to 800hp applications, Perrin's enormous bar and plate 28" long...$999.90 -
Mishimoto Coolant Reservoir Tank - Universal
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.Whether you want to finish off the look of a tucked bay, or you just want...$118.14$90.95 -
Mishimoto 19 Row Oil Cooler - Universal
THIS IS A UNIVERSAL FITMENT PRODUCT, PLEASE ENSURE YOU HAVE VERIFIED FITMENT PRIOR TO PURCHASE.Enthusiasts who push their high-performance cars to the limit understand the importance of keeping their oil...$248.08$186.95 -
Mishimoto 02-07 WRX / 04-21 STI Aluminum Coolant Expansion Tank
Add some additional reliability and engine bay styling with the Mishimoto Subaru WRX 2002–2007 / STI 2004–2014 Aluminum Coolant Expansion Tank. Stock coolant expansion tanks are prone to failure after...$217.98$164.95 -
Mishimoto 02-07 WRX / 04-21 STI Aluminum Coolant Expansion Tank Black
Add some additional reliability and engine bay styling with the Mishimoto Subaru WRX 2002–2007 / STI 2004–2014 Aluminum Coolant Expansion Tank. Stock coolant expansion tanks are prone to failure after...$164.95 -
Mishimoto 01-07 WRX/STI PNP Aluminum Fan Shroud Black
A failed fan can result in overheating and potential engine damage. Protect your flat four with the all-new Mishimoto direct-fit aluminium fan shroud engineered specifically for the 2001–2007 Subaru WRX/STI....$403.56$292.66
