aFe Apollo GT Series 3in 409SS GM Silverado/Sierra 1500 09-18 V6-4.3/V8-4.8/5.3L - Polished

This system produced gains of up to +14 HP and +17 lbs. x Ft. TQ., as measured on our in-house dyno. This cat-back exhaust system is constructed of 3 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. This system features a high-flow 409 stainless steel muffler, producing a aggressive sound. Finishing off this exhaust system is a 4-1/2 IN diameter polished 304 stainless steel clamp-on exhaust tip. The tip features an aFe POWER logo plate riveted on for a unique style. This system produces an aggressive sound unleashing all available horsepower and torque. Utilizing factory style hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability. Apollo GT Series 3 IN 409 Stainless Steel Cat-Back Exhaust System w/ Polish Tip GM Trucks 09-18 V6-4.3L/V8-4.8/5.3L GM Trucks 09-18 V6-4.3L/V8-4.8/5.3L Fits, Fitments 2009 Chevrolet Silverado 1500 LT 2009 Chevrolet Silverado 1500 WT 2009 GMC Sierra 1500 SLE 2009 GMC Sierra 1500 WT 2010 Chevrolet Silverado 1500 LT 2010 Chevrolet Silverado 1500 WT 2010 GMC Sierra 1500 SLE 2010 GMC Sierra 1500 WT 2011 Chevrolet Silverado 1500 LT 2011 Chevrolet Silverado 1500 WT 2011 GMC Sierra 1500 SLE 2011 GMC Sierra 1500 WT 2012 Chevrolet Silverado 1500 LT 2012 Chevrolet Silverado 1500 WT 2012 GMC Sierra 1500 SLE 2012 GMC Sierra 1500 WT 2013 Chevrolet Silverado 1500 LT 2013 Chevrolet Silverado 1500 WT 2013 GMC Sierra 1500 SLE 2013 GMC Sierra 1500 WT 2014 Chevrolet Silverado 1500 LT 2014 Chevrolet Silverado 1500 WT 2014 GMC Sierra 1500 Base 2014 GMC Sierra 1500 SLE 2015 Chevrolet Silverado 1500 LS 2015 Chevrolet Silverado 1500 LT 2015 Chevrolet Silverado 1500 WT 2015 GMC Sierra 1500 Base 2015 GMC Sierra 1500 SLE 2016 Chevrolet Silverado 1500 LS 2016 Chevrolet Silverado 1500 LT 2016 Chevrolet Silverado 1500 WT 2016 GMC Sierra 1500 Base 2016 GMC Sierra 1500 SLE 2017 Chevrolet Silverado 1500 LS 2017 Chevrolet Silverado 1500 LT 2017 Chevrolet Silverado 1500 WT 2017 GMC Sierra 1500 Base 2017 GMC Sierra 1500 SLE 2018 Chevrolet Silverado 1500 LS 2018 Chevrolet Silverado 1500 LT 2018 Chevrolet Silverado 1500 WT 2018 GMC Sierra 1500 Base 2018 GMC Sierra 1500 SLE