This Cat-back exhaust is for 2019-2022 Silverado/Sierra 1500 with 5.3L V8 engines. It is constructed from stainless steel for lightweight, strength and superior corrosion resistance. It has a high flow straight through muffler to provide a deep sporty tone and produces an extra 16 HP and 16 ft.-lb. torque. This system includes a 4-inch stainless steel tip and exits behind the rear tire on the passenger side.