2015-2021 STI Drivetrain

If you've owned an STI for an extended period of time, you may have noticed that the factory reverse lockout pull has developed a slight rattle. Th...

The COBB Knob is the ultimate complement to your manual shifter. With a shape and weight inspired by motorsports and materials chosen for comfort i...

The COBB Knob is the ultimate complement to your manual shifter. With a shape and weight inspired by motorsports and materials chosen for comfort i...

Upgrade your shifting experience with the COBB Stage 1 Drivetrain Package – a well-rounded solution for drivers looking to add precision and respon...

The COBB Shifter Bushing Pack includes both the front and read shifter bushings. These upgraded bushings greatly improves the feel of the shifter b...

The COBB Pitch Stop Mount for 2002-2025 WRX, STI, LGT, and FXT models is precision CNC machined from 6061-T6 aluminum and finished with durable bla...

Engineered for precision, Perrin Driveshaft Carrier Bushings deliver superior performance for your 2008-2024 Subaru WRX or 2008-2021 STI. These bus...

Engineered specifically for the 2004-2021 Subaru STI, the Perrin Shifter Detent Kit eliminates the vague shifting feel common in factory transmissi...

Precision-engineered GrimmSpeed Stubby Shift Knob delivers optimal shifting control with reduced throw distance. Crafted from durable stainless ste...

Torque Solution Billet Transmission Mount for Subaru WRX 2002+ / STI 2002-2021 is made of high grade billet aluminum material, urethane bushings, a...

The PERRIN Rear Shifter Bushing removes the soft rubber bushing on the back of the shifter rod. This vital connection point joins the shifter mecha...

Upgrade your STI reverse lockout lever with a the PERRIN smooth glide reverse lockout lever.The PERRIN Performance reverse lock out lever combines ...

Add drivetrain rigidity and precision to throttle input to your Subaru with the PERRIN Differential Lockdown Kit. The PERRIN rear diff lock down lo...

Torque Solution continues to push the limits of high performance aftermarket products with our "NEW" Rear Subframe Lockdown System. This system was...

Torque Solution engine mounts you will see and feel a difference in your WRX or STi. These mounts are made out of high grade billet aluminum materi...

Torque Solution continues to push the limits of high performance aftermarket products with our "NEW" Rear Subframe Lockdown System. This system was...

Torque Solution Billet/Polyurethane bushings are much harder compared to the OEM units. By replacing them with these harder Polyurethane units you ...

Torque Solution continues to push the limits of high performance aftermarket products with our Billet Aluminum Rear Subframe Lockdown for the Subar...

All Torque Solution mounts are made of high grade billet aluminum material, urethane bushings, and stainless steel pins. This is a direct replaceme...

The PERRIN clutch line is designed to fit 2015-2021 Subaru WRX and STI models and features a stainless braided teflon hose with a protective vinyl ...

PERRIN Rear shifter bushings help eliminate any loose and sloppy feel during gear changes! Give your shifter a feeling of precision not found with ...

The Torque Solution Pitch Stop Brace has been designed to reinforce the factory brackets that connect the pitch stop to the car. The OEM bracket is...

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