2015-2021 Subaru STI

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...

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

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

Improve a known failure point with a set of high grade PERRIN Endlinks! WHY YOU NEED THESE ENDLINKS OEM steel endlinks are a small, flimsy and can ...

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...

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...

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...

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...

The OEM Subaru pitch stop brackets fail over time. Help prevent this failure with the PERRIN Pitch Stop Brace.  THE PROBLEM WITH THE OEM PITCH STO...

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

WHY YOU WANT THIS In racing conditions engine oil temperature skyrockets. This causes decreased engine performance and reduces the oil's ability to...

DESCRIPTION The design of this headlight duct is aimed at providing cold air directly to the intake or rotated turbocharger. The inflow of colder a...

DESCRIPTION Introducing the MSP Gloss Black STI Fender Badges. While it may be a subtle upgrade, upgraded fender badges give more life to your STI!...

Whiteline's differential insert bushings work within the voids of the original factory bushing to ensure pinion angles are maintained while deliver...

Not many enthusiasts are aware that OE and more importantly aftermarket sway bar effectiveness can be hindered by worn or inadequate mounts, drop l...

Whiteline's Anti Geometry Kit replaces the front control arm rear vertically mounted bushing and featuring low compliance synthetic elastomer with ...

Whiteline's 'MOTORSPORT ONLY' Anti Geometry Kit replaces the front control arm rear vertically mounted bushing and features lightweight aluminium h...

DESCRIPTION The Whiteline Adjustable Rear Lower Control Arm set is designed for the 2008+ Subaru WRX and the 2008–2021 Subaru STI to restore and fi...

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

PERRIN Wheel Spacers move your wheels and tires outward for a more flush fitment. Designed for vehicles with 5x114.3 & 5x100 wheel patterns. Fo...

DESCRIPTION Introducing the Subaru OEM JDM Facelift Fog Light Bezels for the 2018-2021 Subaru WRX/STI Kit. This is the ultimate solution for enhanc...