The 2015+ Subaru STI PERRIN Cat-Back Exhaust features full 3" Diameter 304 stainless steel piping. The mufflers also have a true 3" internal diameter for uninterrupted exhaust flow. The PERRIN exhaust features over-sized 3.5" slash cut exhaust tips. The exhaust tips are made from single wall construction stainless steel and will not dis-color with extreme heat. The PERRIN cat-back exhaust will provide an extremely sporty signature Subaru exhaust note with minimal highway drone.
- 2015+ Subaru STI PERRIN Cat-Back Exhaust
- 8-10 horsepower gain
- Adjustable Y-pipe
- V-band clamps
- Brushed Finish
- Includes all gaskets and hardware
**This system is available to be purchased with out the mid pipe for an axle back setup.