aFe 21-24 Ford F-150 Vulcan Series 3 IN to 3-1/2 IN Stainless Steel Cat-Back Exhaust System – Black

This cat-back exhaust system is constructed of 3 IN – 3-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 4-1/2 IN diameter 304 stainless steel clamp-on exhaust tips. The tips features an aFe POWER logo plate riveted on for a unique style. This system produces a powerful sound unleashing all available horsepower and torque. Utilizing factory style flanges and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. A mitered merge x-pipe is used to balance and evenly distribute exhaust pulses traveling through the exhaust system, minimizing exhaust drone and maximizing scavenging. This system incorporates factory style exhaust valves which use the factory exhaust valve motors (not included). The valves help regulate, direct and control the flow of exhaust gases by opening, closing, or partially obstructing passageways depending on throttle position for maximum performance. State-of-the-art computer-aided design technology is utilized for precise vehicle fitment. 100% MIG-Welded for race-proven strength and durability.