aFe Vulcan Series 3-2.5in 304SS Exhaust Cat-Back w/Blk Tips 2019 GM Silverado/Sierra 1500 L4-2.7L(t) - 49-34110-B fits_2015-`BMW`M4 Valves Closed – Sound is

Valves Closed – Sound is routed through dual quad-chamber mufflers

Fits ST215 chassis

Double Wall Tips

Optional: Upgrade to Pre-Preg Dry Carbon Fiber VersionDry carbon fiber's name comes from its manufacturing process

torque in Race Mode at 2

aFe Vulcan Series 3-2.5in 304SS Exhaust Cat-Back w/Blk Tips 2019 GM Silverado/Sierra 1500 L4-2.7L(t) - 49-34110-B fits_2015-`BMW`M4 Valves Closed – Sound isYour Silverado Sierra can perform and sound as good as it looks with this aFe POWER Vulcan Series cat back exhaust system. Counstructed from mandrel bent 304 stainless steel tubing and 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 quad 4 IN 304 stainless steel exhaust tips for that custom look. Features & Benefits Comes Complete