aFe Vulcan Series 3in 304SS Exhaust Cat-Back w/Blk Tip 2019 GM Silverado/Sierra 1500 L4-2.7L (t)Your Silverado Sierra can have that custom look with this aFe POWER Vulcan Series cat back exhaust system. Constructed out of mandrel bent 304 stainless steel tubing and a high flow muffler, this system improves performance across the power band and delivers a deep, aggressive exhaust tone. 100% MIG welded for strength and durability, with dual 4 IN 304 stainless steel exhaust tips for that custom look. This Part Fits: Year Make Model Submodel 2019