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...

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...

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

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...

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...

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...

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

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 ...

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

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

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

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

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

Compatiblity 2013-2016 Scion FRS 2016+ Toyota 86 2015+ WRX 2013+ BRZ 2004-2021 STI

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...

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

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

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 an aggressive aesthetic and, in some applications, increase downforce with the PERRIN Gurney Flap. INCREASE DOWNFORCE AND PERFORMANCE After se...

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...

The PERRIN Performance transmission mount kit reduces drivetrain movement under hard acceleration, deceleration and cornering. WHY DO I WANT STIFFE...

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

DESCRIPTION The Perrin TMIC is 12% larger than the nearest competitor's core. The large core means less restriction and better cooling capabilities...

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

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...

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