The AAM Competition Premium Adjustable Exhaust will give you incredible flow (tested over 1200 wheel horsepower) by significantly reducing exhaust back pressure. Mandrel bent and hand welded right here in our US facility, the R-Line Adjustable Exhaust features 90mm T-304 stainless steel piping and a specially designed 3.5” stainless racing muffler.

AAM Competition GT-R 90mm Premium Adjustable Exhaust