Engine Mods

Keep Hot Air Away The PERRIN Heatshield is designed to keep the hot air from the engine bay away from your cold air intake. The heatshield is cruci...

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...

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...

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...

COMPLETE THE LOOK Matching Perrin's signature pulley cover design, the angled cutouts look great while concealing the factory fender gap.  DESIGN P...

Add horsepower, quicker response, and reliability with the PERRIN BOV/BPV. A must-have replacement for the leaky, slow responding, and plastic OEM...

The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response. REDU...

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

Dress up your engine bay while preventing leaks and spills from your master cylinder reservoir with the PERRIN Brake Reservoir Cozy.  Easy Installa...

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

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...

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...

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...

Adjustable relief pressure and flow control makes fine-tuning on the fly simple and quick with the PERRIN BOV/BPV. HIGH FLOW With large 1.225" inle...

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...

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 ...

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

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...

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

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

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...

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

Not a Catch Can The Perrin Air Oil Separator is not a catch can. Catch cans capture engine blow-by and stores it in a container, which requires co...

Not a Catch Can The Perrin Air Oil Separator is not a catch can. Catch cans capture engine blow-by and stores it in a container, which requires co...

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

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

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

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 Electronic Boost Control Solenoid (EBCS) Pro is designed to control today's high performance turbochargers with its ultra-fast response ...

Increase HP and TQ on your 2022-2024 WRX with a PERRIN Equal Length Header. With larger primary and secondary tubes, you can expect 5WHP on Stage 1...