The Subaru WRX STI provides a great balance of power, handling, and reliability. As with any vehicle, controlling fluid temperatures will ensure consistent power and engine longevity. The Mishimoto Subaru WRX STI Oil Cooler Kit was developed specifically...

The Subaru WRX STI provides a great balance of power, handling, and reliability. As with any vehicle, controlling fluid temperatures will ensure consistent power and engine longevity. The Mishimoto Subaru WRX STI Oil Cooler Kit was developed specifically...

The Subaru WRX STI provides a great balance of power, handling, and reliability. As with any vehicle, controlling fluid temperatures will ensure consistent power and engine longevity. The Mishimoto Subaru WRX STI Oil Cooler Kit was developed specifically...

Free up some engine bay space with the Mishimoto Subaru WRX/STI Plug-N-Play Aluminum Fan Shroud Kit! This kit bolts directly to your stock or Mishimoto performance radiator, and works perfectly with the OEM coolant overflow tank. The brushed aluminum fan...

Free up some engine bay space with the Mishimoto Subaru WRX/STI Plug-N-Play Aluminum Fan Shroud Kit! This kit bolts directly to your stock or Mishimoto performance radiator, and works perfectly with the OEM coolant overflow tank. The brushed aluminum fan...

Free up some engine bay space with the Mishimoto Subaru WRX/STI Plug-N-Play Aluminum Fan Shroud Kit! This kit bolts directly to your stock or Mishimoto performance radiator, and works perfectly with the OEM coolant overflow tank. The brushed aluminum fan...

Add some horsepower to your 2015-2017 STI with the new Mishimoto Performance Air Intake. This kit is engineered specifically for your 2015-2017 Subaru STI and includes everything needed to replace the restrictive stock airbox. Our engineers spent months...

More and more vehicles are being sold with a 'sound symposer' system on their engines. This basically pumps engine noise into the cabin of the vehicle so the driver can experience the sound and rush of the engine accelerating under load. However, some...

K&N premium oil filters are meticulously engineered to offer outstanding filtration and engine protection. Designed to operate with all synthetic, conventional, and blended motor oils, K&N's pleated synthetic-blend filtration media helps to shield your...

Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized,...

Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized,...

Invidia 15+ Subaru WRX/STI Single Q300 Rolled Stainless Steel Tip Cat-back ExhaustThis Part Fits:YearMakeModelSubmodel2015-2016SubaruWRXBase2015-2016SubaruWRXLimited2015-2016SubaruWRXPremium2015-2016SubaruWRX STIBase2015SubaruWRX STILaunch...

Injen Technology has done it once again with this new short ram air intake for the 2018-2021 Subaru WRX STI Equipped with the H4-2.5L Turbo Engine. The Injen Technology SP1208 performance air intake system is the result of countless hours invested in...

Injen Technology has done it once again with this new short ram air intake for the 2018-2021 Subaru WRX STI Equipped with the H4-2.5L Turbo Engine. The Injen Technology SP1208 performance air intake system is the result of countless hours invested in...

Is your engine choking for air and in need of some additional horsepower? If so, Injen has exciting news for you! The SP series of cold air intakes from Injen Technology will allow your engine to breathe deeper and enhance the performance that you've...

We design every performance product with ease of installation in mind. On the SES1207TT we've included V-Band clamps and flanges for the simplest, quickest installation possible. No need for any cutting, drilling, or modification of the vehicle to...

Roto-molded Housing and Ram Air Scoop: The EVO1206 system features our 2-piece box design that incorporates our boost plenum. The box attaches to our fully incorporated ram air scoop to capture the maximum amount of cool air to feed that hungry turbo. ,...

Decades of experience, continuous research and development, and dedication to bringing the highest quality premium friction products have led to Talon(R) Rotors. Leveraging the high quality performance of Hawk Performances(R) unique and proprietary DTC...

Decades of experience, continuous research and development, and dedication to bringing the highest quality premium friction products have led to Talon(R) Rotors. Leveraging the high quality performance of Hawk Performances(R) unique and proprietary DTC...

High Performance Street disc brake pads are legendary for increasing stopping power on street-legal vehicles. Increasing the performance of your vehicles braking system is easy when you choose Hawk Performances HPS braking compound. The High Performance...