2015-2021 STI

The COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet aluminum base is anodized to help set the mood and is i...

Rear Differential – Subframe Mount Insert/Supplement uses specially formulated Polyurethane which allows mounting of the rear diff securely and saf...

The COBB turbo blanket insulates the turbine housing offering multiple benefits. It prevents the dissipation of useful exhaust energy improving tur...

Remove the overworked factory intercooler from your 2015+ STI in favor of the Black COBB Front Mount Intercooler Kit. Featuring a massive 24" x 11"...

This COBB radiator shroud will not only dress up your engine bay but also help direct air through the surface of the radiator resulting in better c...

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...

This intake and integrated airbox looks great and has the combined benefits of a short ram intake and a cold air intake without any of the negativ...

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...

This Roll Center Kit incorporates 2 steering arm tie rod ends and 2 ball joints and is designed to raise front roll-center geometry after lowering ...

Filter Recharger Kit for COBB Blue Filter Forgetting to check the condition of your air filter can have a dramatic effect on vehicle perform...

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 Delrin Oil Cap's construction of pure medical-grade black Delrin means it does not absorb heat like many aluminum options. The included se...

This upgraded Subaru coolant overflow tank is affordable, easy to install, and improves both form and function. It's a must-own part when installin...

Want the world's best selling, most flexible ECU upgrade solution along with COBB's SF Intake System to increase air flow? Start here, down the mod...

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

Taken your throttle body coupler off one too many times? Has it seen better days? Why not add a little flair to your engine bay with the new COBB T...

The COBB TD05H-20G turbocharger is engineered to enhance your 2008-2021 STI’s top-end power while preserving strong low and mid-range response. Fea...

The Tall Weighted COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet stainless steel base/insert provides a we...

Add a touch of class to your Subaru's engine bay with the Redline Carbon Fiber Alternator Cover. This cover replaces the factory dull plastic cover...

Are you annoyed with that 2800 rpm stumble you get while driving your 2008+ Subaru STI? The COBB Subaru 08+ STI Fuel Pressure Regulator Kit is a pl...

Replace your old, dried out factory radiator hoses with the COBB Tuning Silicone Radiator Hoses. Reinforced silicone hoses have a higher temperatur...

Add a touch of class to your Subaru's engine bay with the Redline Carbon Fiber Fuse Cover. This cover provides something to admire vs. the factory ...

The COBB Tuning Stainless Steel Heat Shield is an attractive direct replacement for the unsightly factory piece. This turbo heat shield can shroud ...