Gibson cat-back single exhaust for 2011–2014 Ford F-150 FX4 3.5L is a stainless single-side system that improves low-end torque and towing performance while maintaining quieter in-cab operation. The baffled SuperFlow muffler reduces interior drone and pairs with mandrel-bent tubing and polished slash-cut tips. The direct-fit kit includes factory-style hangers and all hardware for a straightforward bolt-on install and is backed by a lifetime limited warranty.
Gibson 11-14 Ford F-150 FX4 3.5L 3in Cat-Back Single Exhaust - Stainless