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The PERRIN Air Oil Separator prevents oil from entering the intake by capturing it from the crankcase vents. This reduces carbon build-up, improve...

DESCRIPTION The Koyorad All Aluminum Performance Radiator is engineered to deliver exceptional cooling efficiency for your 2022+ Subaru WRX. Built ...

* Steel * Bolt on installation * Only for 6 Speed MT Protect Inner joint grease from high heat from muffler front pipe. 6A1 047 F

APR Performance Enhancement Kit for 2022+ Subaru WRX Kit Includes - APR Performance Radiator Cooling Plate - APR Performance Intake Duct Combing th...

The AMS Performance 2022+ Subaru WRX Air Intake is simply the best engineered and best performing air intake available for your turbocharged FA24 e...

This is the AMS Performance Front Mount Intercooler Kit. This intercooler is ideal for those of you who need to lower those intake charge temperatu...

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

DESCRIPTION The Perrin Battery Tie Down is a quick and affordable upgrade for your Subaru. Batteries are essential for many of your vehicles functi...

Performance During cornering, the Perrin Strut Tower Brace improves chassis rigidity, enhances steering precision under high load conditions, and r...

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

Accessorize the top of your engine and the pulleys with the PERRIN Belt Cover. Choose Red, Black, Neon Yellow, or Hyper Pink to accent your engine ...

Conceal the ugly OEM covers with the PERRIN Cam Solenoid Covers. Made from CNC machined aluminum and anodized black, blue, neon yellow, or red to ...

The PERRIN Engine Cover Kit replaces the OEM plastic engine cover, adding color and style to your engine bay. ENGINE DRESS-UP Add a bit of flair a...

The PERRIN Turbo Inlet Hose will increase airflow to the engine, increasing horsepower while adding a touch of color and style to your engine bay....

Replace the restrictive OEM plastic charge pipe to increase horsepower and boost response with the PERRIN Charge Pipe for 2015-2021 WRX!  NO TUNIN...

Performance During cornering, the Perrin Strut Tower Brace improves chassis rigidity, enhances steering precision under high load conditions, and r...

Don't leave your turbo uncovered! Protect your intercooler from radiant heat from your turbo with the PERRIN Turbo Heat Shield!

You can never have too much chassis stiffness. Weight aside, the more the better. Chassis bracing maintains alignment angles and spring rates by gr...

Steel * Bolt on installation * Only for 6 Speed MT Protect Inner joint grease from high heat from muffler front pipe.

DESCRIPTION The Process West Intercooler Khanacooler is a direct-fit top-mounted intercooler solution for the 2015–2021 Subaru WRX that combines OE...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics ...

PRODUCT FEATURES Direct fit for 2022+ Subaru WRX 32 percent increase in core volume over stock for improved cooling efficiency 50 percent great...

Direct fit for 2022+ Subaru WRX Bar-and-plate core reduces restriction by 40.6 percent for improved efficiency 88 percent increase in core volume ...

DESCRIPTION One upgrade that's sure to bring your 2022+ WRX to the next level is the Mishimoto performance top-mount intercooler kit. This kit incl...

DESCRIPTION One upgrade that's sure to bring your 2022+ WRX to the next level is the Mishimoto performance top-mount intercooler kit. This kit incl...

DESCRIPTION Ditch the rubber and upgrade to the Mishimoto Silicone Radiator Hose Kit for your 2015 Subaru WRX. This kit includes upper and lower ra...

DESCRIPTION Keep your Subaru WRX/STI running cool and performing at its peak with the Mishimoto Performance Aluminum Radiator. Designed to improve ...

DESCRIPTION The Mishimoto Oil Cooler Kit for the 2015-2021 Subaru STI is designed to keep your engine cool and reliable, whether on the street or t...

DESCRIPTION The Mishimoto Street Performance Intercooler takes the place of the stock unit and is specifically designed for use on the stock tune u...

DESCRIPTION Keep your Hawkeye running cool and reliable with the Mishimoto Direct-Fit Oil Cooler Kit. Designed for high-horsepower 2006-2007 Subaru...