The aFe MACH Force-Xp cat-back exhaust for 2014–2016 Porsche 911 GT3 (991.1) H6 3.8L features mandrel-bent 2½–2 in 304 stainless steel tubing with dual 4-inch carbon-fiber-wrapped tips and a direct bolt-on design using factory-style flanges and hangers. The system includes a crossover balance tube, pneumatic exhaust valves, 100% TIG-welded construction, and all necessary hardware for installation.
aFe 14-16 Porsche 911 GT3 991.1 H6 3.8L MACH Force-Xp 304 SS Cat-Back Exhaust System w/ Carbon Tips