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Change the look of the engine bay on your WRX & STI with a set of PERRIN Fender Shrouds.
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Accessorize the top of your engine and the pulleys with the PERRIN Pulley Cover. Choose red, black, or neon yellow to accent your engine bay.
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The PERRIN Air Oil Separator traps oil from the crank case vents before it enters the intake, reduces carbon build-up, increases intercooler effici...
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The PERRIN Air Oil Separator traps oil from the crank case vents before it enters the intake, reduces carbon build-up, increases intercooler effici...
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The PERRIN Performance Air Oil Separator traps oil from the crank case vents before it enters the intake, thus increasing intercooler efficiency an...
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The PERRIN Performance Air Oil Separator traps oil from the crank case vents before it enters the intake, thus increasing intercooler efficiency an...
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The PERRIN Transmission Mount reduces drive train movement under hard acceleration, deceleration, and cornering.
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Dress up you engine bay and add a touch of color with the PERRIN Radiator Stays.
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The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response.
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The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response.
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The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response.
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The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response.
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The PERRIN Lightweight Crank Pulley lightens up your rotating engine parts to free up power, a true weight savings that can be felt with every blip...
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Accessorize the top of your engine and the pulleys with the PERRIN Pulley Cover. Choose Red, Black or Neon Yellow to accent your engine bay.
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Accessorize the top of your engine and the pulleys with the PERRIN Pulley Cover. Choose Red, Black or Neon Yellow to accent your engine bay.
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The PERRIN Performance Radiator Shroud caps the top of the radiator for a sleek new look and forces all available airflow through the core. This lo...
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The PERRIN Performance Radiator Shroud caps the top of the radiator for a sleek new look and forces all available airflow through the core. This lo...
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The PERRIN Performance Radiator Shroud caps the top of the radiator for a sleek new look and forces all available airflow through the core. This lo...
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The PERRIN Performance Radiator Shroud caps the top of the radiator for a sleek new look and forces all available airflow through the core. This lo...
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The PERRIN Battery Tie Down STIFFI is a quick and affordable upgrade. Keep your battery from moving in all situations. *Construction* The PERRIN Pe...
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The PERRIN Performance Air Oil Separator traps oil from the crank case vents before it enters the intake, thus increasing intercooler efficiency an...
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The PERRIN Performance Air Oil Separator traps oil from the crank case vents before it enters the intake, thus increasing intercooler efficiency an...
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Save 15%
The PERRIN Performance Air Oil Separator traps oil from the crank case vents before it enters the intake, thus increasing intercooler efficiency an...
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The PERRIN Engine Cover Kit replaces the OEM plastic engine cover, adding color and style to your engine bay.
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The ultra-strong PERRIN Strut Tower Brace eliminates strut tower flex and is an excellent accent piece for your engine bay.
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Hold your battery in place with style. Made from CNC machined aluminum and anodized black, red, or neon yellow for long lasting good looks!
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The PERRIN Radiator Shroud caps the top of the radiator for a sleek, clean, and accented new look.
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Replace your ugly, corroded, steel boost solenoid cover on your 2008-2020 STI with a PERRIN Boost Solenoid Cover.
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Accessorize the top of your engine and the pulleys with the PERRIN Pulley Cover. Choose Red, Black or Neon Yellow to accent your engine bay.
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*Upper Radiator Mount* Dress up your engine bay with PERRIN Performance radiator stays. The look of these thick radiator stays will impress with th...
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The PERRIN Performance transmission mount kit reduces drivetrain movement under hard acceleration, deceleration and cornering. *Why do I Want Stiff...
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Perrin Subaru 05-14 WRX/ 05-15 STI Steering Rack Bushing Kit
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Reduce drivetrain shudder under hard acceleration by installing a PERRIN Pitch Stop mount. The factory pitch stop mount is designed to control the ...
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The Mishimoto Subaru WRX Performance Aluminum Radiator is designed and engineered to reduce coolant temperatures by +20 Degrees Fahrenheit (+11 Deg...
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Free up some engine bay space with the Mishimoto Subaru WRX/STI Plug-N-Play Aluminum Fan Shroud Kit! This kit bolts directly to your stock or Mishi...
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Dress up your engine bay with our anodized aluminum Radiator Stays! * Direct Replacement * Made from 6061 Aluminum * Anodized Black, Silver, Blue...
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