aFe - Atlas Exhausts 4in Cat-Back Aluminized Steel Exhaust Sys 2015 Ford F-150 V6 3.5L (tt) Black Tip

aFe Atlas Exhausts 4in Cat-Back Aluminized Steel Exhaust Sys 2015 Ford F-150 V6 3.5L (tt) Black Tip Mandrel-Bent Tubing: This system is constructed from 4" 100% MIG-welded mandrel-bent aluminized steel tubing for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque, and improving throttle response. Aggressive Sound: A free-flowing 21" single-in/dual-out stainless-steel muffler is used to absorb high-pitch tones producing a powerful sound and unleashing all available horsepower and torque. Leak-Free Seal: High quality OE-style flange and band clamps are used for a complete 360-degree sealing surface eliminating leak paths. Perfect Fit: