aFe 49-42028 Dodge Challenger 08-14 6.4L/6.1L aFe MACH Force-Xp 3" Cat-Back Exhaust System. The MACH Force-Xp Cat-Back Exhaust system delivers up to +10 horsepower and +14 lb-ft torque gains for the 6.1L SRT8 and 6.4L 392 engines. Crafted from mandrel-bent 3-inch stainless steel with dual high-flow mufflers and a crossover balance tube, it enhances exhaust flow while reducing drone. This direct bolt-on upgrade retains factory tips and hanger locations for a seamless fit and aggressive muscle car sound, perfect for daily driving and spirited performance without complex modifications.
