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Perrin Engine Mount Kit 2002-2021 WRX/STI OVERVIEW PERRIN Engine Mounts reduce motor movements, efficiently transmit motor power and give drivers ...

No Tuning Required Increase horsepower and torque without ECU recalibration or tune! This part is designed and tested to work safely on your vehicl...

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 ...

DESCRIPTION The Stage 1 Power Package Includes the Accessport and High Flow Filter 2022+ Subaru WRX. Interactive dyno chart: hover or tap lines f...

Horsepower & Torque The number one reason to buy an intake is to add more power to your car. The PERRIN Cold Air Intake adds 10-20 wheel horsep...

The AMS Performance 2022+ Subaru WRX Charge Pipe is designed to maximize airflow and horsepower by replacing the restrictive OEM plastic piping wit...

DESCRIPTION The COBB CAN Gateway Flex Fuel Upgrade brings seamless flex fuel integration to your 2022-2024 Subaru WRX with a true plug-and-play ins...

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...

Replaces OEM Boost TubeThe PERRIN TMIC is designed to remove the restrictive OEM plastic tube and create a more efficient connection from the charg...

Horsepower & Torque The number one reason to buy an intake is to add more power to your car. The PERRIN Cold Air Intake adds 10-20 wheel horsep...

SPECS: Capable of adding 15-30 WHP depending on tune and supporting modifications Intakes are constructed from aluminum tubing which is precision ...

Subaru FA20 Blue Compressor wheel - 73HTZ Flow rating - 57LB per minute CW Measurements - 52.6MM Inducer / 73MM Exducer TW Measurements - 60.8MM I...

DESCRIPTION Taking a fresh approach formed from years of motorsport and component design experience, Process West proudly introduces the Verti-Cool...

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

Horsepower & Torque The number one reason to buy an intake is to add more power to your car. The PERRIN Cold Air Intake adds 10-20 wheel horsep...

No Tuning Required Increase horsepower and torque without ECU recalibration or tune! This part is designed and tested to work safely on your vehicl...

The PERRIN High Flow Washable Replacement Air Filter is the last filter you will ever need to buy. Not only is it washable, but it will increase ho...

Subaru designed the pitch stop mount to assist in controlling the engine and drivetrain forward and aft twisting motion. The pitch stop is inheren...

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Designed for the MY15+ FA20DIT WRX the Process West ‘DITTO’ (Direct Injection Tubular Original) compromises a mix of billet plenum and cast large b...

Dress-up the engine bay with carbon fiber, molded to precise dimensions that only pre-preg. materials can achieve.  These parts are exotic-looking,...

DESCRIPTION The COBB CAN Fuel Pressure Sensor Kit is a plug-and-play solution for 2022-2024 Subaru WRX owners using the COBB CAN Gateway. This kit ...

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 ...

Introducing the latest innovation from Invidia Exhausts: our new range of turbo exhaust headers for the FA24 2022+ Subaru WRX models. Engineered fo...

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

The PERRIN Diverter Valve for 2022+ WRX releases boost pressure more naturally for improved drivability. It features a durable, 100% recirculating...

VERSION 1 COMPATIBLITY OEM Intake - COBB Intake - ETS Intake VERSION 2 COMPATIBLITY AEM Intake - BMS Intake - K&N Intake - Mishimoto Intake - P...

The PERRIN Radiator Shroud caps the top of the radiator for a sleek, clean, and accented new look. DESIGN Dress up the top of your radiator with t...

The PERRIN Radiator Shroud caps the top of the radiator for a sleek, clean, and accented new look. DESIGN Dress up the top of your radiator with t...

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 ...

Increase horsepower and style under your hood. The PERRIN Cold Air Intake (CAI) system uses proper MAF alignment and tubing size, which are crucia...

Add a consistent 10+ wheel horsepower with one of the largest Top Mounted Intercoolers on the market! We pushed every dimension to make this the b...

Horsepower & Torque The number one reason to buy an intake is to add more power to your car. The PERRIN Cold Air Intake adds 10-20 wheel horsep...

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

SPECS: Capable of adding 15-30 WHP depending on tune and supporting modifications Intakes are constructed from aluminum tubing which is precision ...