aFe Atlas 4" Aluminized Cat-Back Exhaust System for 2011–2013 Ford F-150 3.5L EcoBoost

aFe Atlas 4" Aluminized Cat-Back Exhaust System (49-03041-B) for Ford F-150 3.5L EcoBoost improves flow and increases torque.Designed for 2011–2013 Ford F-150 models with the 3.5L EcoBoost V6 engine, this system features 4-inch mandrel-bent aluminized steel tubing for smoother exhaust flow and reduced restrictions. The result is enhanced horsepower and torque. The system includes OE-style bayonet hangers, high-quality band clamps, and a 304 stainless steel black exhaust tip. All factory mounting points are used, making installation quick and secure. The OE-style flange and 360-degree sealing surfaces help prevent leaks, even under high heat and vibration conditions. Key Features : Fits 2011–2013 Ford F-150 with 3.5L EcoBoost V6 engine 4-inch mandrel-bent aluminized steel for improved flow Includes 304 stainless steel black exhaust tip OE-style bayonet hangers ensure secure mounting Band clamps and flange provide full 360-degree seal Uses factory mounting locations for easy installation Boosts horsepower and torque with reduced backpressure Installation Instructions