Torque Solution Subaru Stock Downpipe to 3in Aftermarket 3in Catback Exhaust Adapter | TS-SU-479 Vehicle Make_Saab you'll need to invest in

you'll need to invest in an auxiliary transmission cooler

Spring rates are an aggressive 250 lbs/in front and rear

Maintains factory A/C compatibility

The intake the for the 15+ STI can be thought of as a hybrid of the tube and filter used in the 08-14 WRX intake and the Stealthbox heat shield used in the 2015+ WRX intake

Have a virtually infinite life span

Torque Solution Subaru Stock Downpipe to 3in Aftermarket 3in Catback Exhaust Adapter | TS-SU-479 Vehicle Make_Saab you'll need to invest inTS SU 479 Torque Solution Stock Downpipe To Aftermarket 3" Catback Adapter is a must have when installing an aftermarket catback exhaust system. Designed to create a seamless install preventing the usual exhaust leak that occurs when not using our adapter. We chose to use CNC Stainless Steel instead of mild steel like the others. We include a high quality 3" exhaust gasket along with 10. 9 grade zinc install hardware. With our choice of materials you