The Stainless Works 3.5" catback for 2015–2020 Ford F-150 2.7L and 3.5L EcoBoost (up to 156.5" wheelbase) is CNC mandrel-bent from 304 stainless for corrosion resistance. It features a chambered turbo muffler and a polished tip, fits to the flanged factory connection point, and is TIG welded for strength and durability. These kits are made in the USA and include a lifetime warranty.
Stainless Works 2015-16 Ford F-150 2.7L/3.5L 3.5in Catback Chambered Muffler Factory Connection