Cobb Subaru Titanium 3" Cat-Back Exhaust Hardware Kit - 2015-2021 Subaru WRX / STI Valve Stem Caps this filter fits perfectly in

this filter fits perfectly in the OEM airbox and supports both stock and COBB OTS tunes

We recommend rechecking hardware torque after a short break-in period

A must-have upgrade for any passionate car enthusiast

or 86 breathe better with the HKS Racing Suction Intake

Cobb Subaru Titanium 3" Cat-Back Exhaust Hardware Kit - 2015-2021 Subaru WRX / STI Valve Stem Caps this filter fits perfectly inReplacement hardware kit for the following COBB Tuning Cat Back Exhausts. 515140 Titanium Cat Back for 2015 2021 WRX and STI Sedan Why? Has your hardware for your COBB Cat Back Exhaust gone missing? COBB Tuning is happy to offer you our Subaru Cat Back Hardware Kit to replace those components that have decided to walk away! A simple and easy way to get you back up and running! Features 1 3" Stainless Steel Clamp 6 63 68mm Stainless Steel Clamps