2008-2014 Subaru STI Drivetrain

Throw Your Weight Around The PERRIN shift knob features a heavyweight, solid steel body that is up to two times the weight of the OEM knob. Heav...

DESCRIPTION The ACT Heavy Duty Race Sprung 6 Pad Clutch Kit for the 2006+ WRX is built for high horsepower street and race applications that demand...

DESCRIPTION The ACT 4 Pad Rigid Race Clutch Disc for 2006-2021 WRX and 2004-2021 STI is a high-performance race disc made with premium ceramic fric...

DESCRIPTION The ACT Extreme Race Sprung 4 Pad Clutch Kit for 2004-2021 STI features an Xtreme pressure plate and 4-pad spring-centered race disc fo...

DESCRIPTION The ACT Performance Street Sprung Clutch Disc is designed for 2004–2021 Subaru STI models and is ACT’s most popular performance replace...

ESCRIPTION The ACT 4 Pad Sprung Race Clutch Disc (part 4240518) is a direct replacement for 2006–2021 Subaru WRX and 2004–2021 Subaru STI models. B...

DESCRIPTION The ACT 6 Pad Rigid Race Clutch Disc is a direct replacement for worn ACT 6-puck rigid discs on 2006–2021 Subaru WRX and 2004–2021 Suba...

DESCRIPTION The ACT 6 Pad Sprung Race Clutch Disc is a direct replacement for worn ACT 6-puck sprung discs on 2004–2021 Subaru STI models. Built wi...

DESCRIPTION The ACT XACT Prolite Clutch Flywheel is designed for 2004–2021 Subaru WRX STI models and is ACT’s lightest flywheel option for maximum ...

DESCRIPTION The ACT Extreme Clutch Pressure Plate is designed for 2004–2021 Subaru WRX STI models as a replacement for worn Xtreme pressure plates....

DESCRIPTION The ACT Heavy Duty Clutch Pressure Plate is designed for 2004–2021 Subaru WRX STI models as a replacement for worn ACT Heavy Duty press...

DESCRIPTION The ACT Extreme Race Rigid 4 Pad Clutch Kit is designed for 2004–2021 Subaru WRX STI models that demand race-ready durability and high ...

DESCRIPTION The ACT Heavy Duty Race Rigid 4 Pad Clutch Kit is designed for 2004–2021 Subaru WRX STI models that need race-ready durability in small...

DESCRIPTION The ACT Mod-Twin 225 Max Extreme Sprung Race Clutch Kit is engineered for 2004–2021 Subaru WRX STI models that need high torque capacit...

DESCRIPTION The ACT Mod-Twin 225 Max Extreme Rigid Race Clutch Kit is engineered for 2004–2021 Subaru WRX STI models that require maximum torque ca...

DESCRIPTION The ACT Extreme Race Rigid 6 Pad Clutch Kit is designed for 2004–2021 Subaru WRX STI models that demand extreme track performance and t...

DESCRIPTION The ACT Extreme Race Sprung 6 Pad Clutch Kit is built for 2004–2021 Subaru WRX STI models that need extreme torque capacity with manage...

DESCRIPTION The ACT Heavy Duty Race Rigid 6 Pad Clutch Kit is built for 2004–2021 Subaru WRX STI models that demand track-ready durability and torq...

DESCRIPTION The ACT Streetlite Flywheel for the 2004-2021 STI is a lightweight, one-piece forged flywheel designed to improve engine response and a...

DESCRIPTION The ACT Xtreme Performance Street Sprung Clutch for the 2004-2021 STI is designed for high-output builds that still see street use. It ...

DESCRIPTION The ACT Clutch Release Bearing for the 2004–2021 Subaru STI (RB601) is a high-quality, direct-fit component designed to meet or exceed ...

DESCRIPTION Transform your 2004–2021 STI with the GrimmSpeed Short Throw Shifter, designed to deliver sharper shifts, tighter engagement, and preci...

DESCRIPTION The PERRIN Driveshaft Lockdown Kit is designed to replace the OEM rubber bushings that allow unwanted driveshaft movement under hard ac...

This is Exedy's Stage 1 Organic Clutch Kit. If you have upgrades that include an intake or a cat-back exhaust system with a tune, these upgrades ma...

DESCRIPTION The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermarket for a reason. They are the perfect mixture of r...

DESCRIPTION This is the GrimmSpeed Pitch Stop Mount. This pitch stop mount is a dramatic improvement over the factory mount which is made from flex...

DESCRIPTION The GrimmSpeed Race Version Pitch Stop Mount And Bushing Kit is a pivotal component in the engine/drivetrain support department especia...

DESCRIPTION The GrimmSpeed Raw Stainless Steel Classic Shift Knob is a great way to add looks and styling to the interior of your vehicle while pro...

DESCRIPTION The GrimmSpeed Delrin Classic Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing...

DESCRIPTION The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermarket for a reason. They are the perfect mixture of r...

DESCRIPTION The GrimmSpeed Lightweight Delrin Tallboy Shift Knob is a great way to add modern looks and styling to the interior of your vehicle whi...

DESCRIPTION The GrimmSpeed Black Tallboy Shift Knobs are for car enthusiasts that prefer a shift knob that's on the tall and skinny side, based off...