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Add some flair to the engine bay of your 2015+ Subaru WRX or STI with the Mishimoto Aluminum Radiator Stay Set. These radiator stays will fit perfe...
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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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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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The AMS Subaru Intake Manifold was designed to outperform the competition. We referenced many modern design examples and engineering studies to bri...
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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!
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.
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.
The PERRIN Engine Cover Lockdown is not only a great way to resecure your plastic OEM engine cover, but also adds a bit of flair with anodized PERR...
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The PERRIN Coolant Hose Adapter is essential for proper and easy installation of your water temperature sensors.
The PERRIN Radiator Shroud caps the top of the radiator for a sleek, clean, and accented new look.
The PERRIN STI Wing Stabilizer reduces flex and bounce in your wing while adding WRC styling. While sold in singles, consider changing the order q...
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The PERRIN Electronic Boost Control Solenoid (EBCS) Pro is designed to control today's high performance turbochargers with its ultra-fast response ...
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Reduce engine oil temperatures, extend engine life, and keep your horsepower consistent with a PERRIN Oil Cooler.
Reduce engine oil temperatures, extend engine life, and keep your horsepower consistent with a PERRIN Oil Cooler.
Reduce engine oil temperatures, extend engine life, and keep your horsepower consistent with a PERRIN Oil Cooler.
Replace your ugly, corroded, steel boost solenoid cover on your 2008-2020 STI with a PERRIN Boost Solenoid Cover.
Replace your ugly, corroded, steel boost solenoid cover on your 2008-2020 STI with a PERRIN Boost Solenoid Cover.
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 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 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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