Invidia N1 Racing Catback Exhaust Stainless Steel Tip WRX / STI (2002-2007) Speedwell Wheels The 1/2 inch thick flanges

The 1/2 inch thick flanges offer a secure fit along with the factory placement exhaust hangers

- Sound quality that can be heard outside

3" mandrel bent and bolts up to any catback or stock unit

so there is no cutting of the stock structural components required

When the time has come to pull it

Invidia N1 Racing Catback Exhaust Stainless Steel Tip WRX / STI (2002-2007) Speedwell Wheels The 1/2 inch thick flangesInvidia Racing N1 Muffler Catback for 2002 2007 Subaru WRX STI Invidia's Racing catback exhaust for the WRX & STI feature 3" stainless steel piping with no resonator for optimal flow. The the N1 muffler has a JDM look, and a stainless steel 4" titanium tip. This system is louder than the G200 and Regular N1 catbacks it is exceptionally free flowing but very loud. the included silencer helps to significantly reduce noise, but this is still a loud