For those small but important improvements to your GMC Sierra’s exhaust system, AmericanTrucks offers these 1999-2017 exhaust accessories, which enable adding a bit more function and sound to your truck. There’s a whole range of mufflers to choose from, many made from high strength T-304 stainless steel, one of the most rust-resistant grades used for automotive applications. These mufflers are sold in several different configurations, with the entry and exit pipes at various combinations of offset and centered. Additionally, there are other 1999-2013 and 2014-2017 exhaust accessories on our site, including silicone gasket makers and electronic exhaust cutoff systems. Exhaust cutoffs let you switch back and for the between louder and quieter operation – and the mufflers, of course, add a powerful, authoritative rumble to your truck that nobody can ignore.
Shop All Truck Exhaust for Increased Performance
Fitment Includes:
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 and 2024 Sierras
- Base, C3, Classic, HT, Hybrid, Nevada Edition, SL, Z71, Denali, SLE, 1500, SLT and WT Sierras
- Engines: 4.3L Vortec V6, 4.8L Vortec V8, 5.3L Vortec V8, 5.3L Flex-Fuel Vortec V8, 5.3L Vortec V8 Hybrid, 6.0L Vortec V8, 6.2L VVT Vortec V8, 4.3L EcoTec3 V6, 5.3L EcoTec3 V8, 6.2L EcoTec3 V8 Sierras
*Please see Sierra parts pages for any exceptions.
