The aFe 3-inch to 2.5-inch stainless steel cat-back exhaust system for the Ford F-150 (2021) is a high-performance upgrade designed to enhance engine output and sound. Constructed from mandrel-bent 409 stainless steel tubing, this system ensures maximum strength and durability while maintaining optimal exhaust flow. The high-flow stainless steel muffler contributes to an aggressive exhaust note and improved horsepower and torque, with gains of up to 9 HP and 17 lbs. x ft. measured on a dyno. The dual polished 3.5-inch stainless steel tips, laser-etched with the aFe POWER logo, add a refined aesthetic and a deep, resonant tone to the vehicle’s exhaust note.
This exhaust system is specifically designed for 2021 Ford F-150 models, providing a direct bolt-on upgrade that requires no additional modifications. It is suitable for street and performance driving, offering a combination of increased power and a more aggressive sound profile. The kit includes all necessary clamps and hardware for installation, ensuring a straightforward upgrade process. Compatible with the stock exhaust system, this cat-back is ideal for enthusiasts seeking improved performance and a distinctive exhaust presence on their truck.
