Perrin Catback Non-Resonated Quad Tip WRX / STI (2011-2018) Nissan but at GrimmSpeed so much

but at GrimmSpeed so much more than that goes into a product

ARTC Certified 5 Year Limited Warranty: All service

performance pressure plate

utilizing a bar and plate design with cast end tanks

- Precision CNC machined in the USA

Perrin Catback Non-Resonated Quad Tip WRX / STI (2011-2018) Nissan but at GrimmSpeed so muchThe 2015+ WRX exhaust is extremely quiet with no modifications. PERRIN set out to solve this problem with the introduction of their non resonated catback for the 2011+ WRX STI. PERRIN's non resonated catback exhaust produces a mellow, yet aggressive tone on the 2015+ WRX, but much louder on the 2011 2014 WRX and 2011 2015 STI. 3. 5" SLASH CUT TIPS Over sized 3. 5" slash cut exhaust tips add an aggressive look to this impressive system. PERRIN exhaust