aFe - Atlas Exhaust 4in Aluminized Cat-Back No Muffler/No Tip 11-13 Ford F-150 EcoBoost V6 3.5L (tt)

aFe Atlas Exhaust 4in Aluminized Cat-Back No Muffler/No Tip 11-13 Ford F-150 EcoBoost V6 3.5L (tt) This Atlas Cat-Back exhaust system: Constructed of 4" mandrel-bent aluminized steel tubing, OE style bayonet hangers, band clamps and all hardware necessary for a hassle-free installation. The smooth curves and increased diameter of this exhaust system helps remove restriction and keeps exhaust gas flowing smoothly for increased horsepower and torque. Installation is a Snap: This Atlas uses all factory mounting locations providing stability and a hassle-free installation. Leak-Free Seal: High quality OE style flange and band clamps are used for a complete 360-degree sealing surface eliminating leak paths.