aFe Power Gas Cat-Back Exhaust System for Ford F-150 EcoBoost 2011 - 2014

This ATLAS Cat-Back exhaust system is constructed from 4" mandrel-bent aluminized steel and comes complete with a free-flowing muffler, all 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. The system is finished off with a high luster polished 304 stainless steel rolled slash cut tip for an aggressive style.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.Aggressive Sound: A straight through designed, free-flowing aluminized muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque out of your rig.Perfect Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time.Flow and Performance: Atlas exhaust systems are constructed of 4" mandrel-bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and improving throttle response.Note: Polished tip emblems are now black. See part number 49T40501-P15.Fitment Notes: This system fits the wheelbase configurations listed below: 145" Wheelbase 157" Wheelbase 163" WheelbaseEmissions Disclaimer: This product does not require a CARB EO# (CARB Aftermarket Parts Verification Guidelines).All aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.