2015-2021 Subaru WRX / STI

Feel the difference, instantly with the PERRIN Super Shifter Stop. Remove loose and sloppy shift gate feel within minutes--no special tools requir...

Highlights: Sold individually, but you can add as many as you would like Reduces flex and bounce in your wing Adds WRC styling Simple to install M...

Relocate your front license plate with the PERRIN Front License Plate Relocate for a modified look and better airflow to radiators and intercool...

PERRIN Wheel Spacers move your wheels and tires outwards so they are more flush with the fender--instantly give your vehicle the perfect stance. Fo...

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...

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

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

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

DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...

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

Relocate your front license plate with the PERRIN Front License Plate Relocate for a modified look and better airflow to radiators and intercool...

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...

Enhance chassis rigidity and improve steering precision with the ultra-strong PERRIN Rear Shock Tower Brace.  PERFORMANCE During cornering, the Pe...

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...

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

PERRIN Wheel Spacers move your wheels and tires outwards so they are more flush with the fender--instantly give your vehicle the perfect stance. Fo...

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

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

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...

Upgrade your WRX or STI with a PERRIN Adjustable Front Swaybar for improved handling and performance. This easy suspension upgrade enhances corneri...

DESCRIPTION Perrins pulley cover is designed to give your engine bay extra aesthetics while protecting your engine components from debris and forei...

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...

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...

Add a PERRIN Adjustable Rear Swaybar to your WRX & STI. Adding a swaybar is the easiest way to improve and fine-tune the handling of your vehi...

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 ...

DESCRIPTION The PERRIN 30mm Wheel Spacers for 2015+ WRX and 2005–2021 STI with a 5x114.3 bolt pattern are the ultimate solution for aggressive whee...

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

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