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2007-2013 GMC Sierra Mufflers

2007, 2008, 2009, 2010, 2011, 2012, 2013

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2007-2013 GMC Sierra Mufflers

One of the easiest ways to modify your truck's exhaust system is by choosing one of our 2007 to 2013 Sierra mufflers. They also are great options if the stock muffler on your GMC has been damaged and you're in need of a direct replacement. You get many benefits from any of the mufflers we offer on the site, because each one features fewer restrictions than the stock muffler. That means the exhaust gases flow quicker and more freely, which can help boost power output and make your truck feel more responsive. Another big plus is the fact that an aftermarket muffler will turn up the volume, or make your exhaust louder than before. Just how loud it gets and what kind of noise it makes depends on the muffler you select. Some feature designs that produce a deep, low tone, while others are a little less refined, so you get whichever is your preference. You will be pleased to know we only offer top quality mufflers, which are able to withstand the rigorous demands you place on them. After all, your truck's muffler is exposed to road debris, dirt, grime, and even salt on the roads. If you like to venture off the road and onto trails, your muffler has to deal with even more hazards, such as large boulders, that can cause serious damage. The aftermarket manufacturers we feature use quality materials that withstand these factors, so you get a muffler that will serve you well for some time.


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Fitment Includes

  • 2007, 2008, 2009, 2010, 2011, 2012, 2013 GMC Sierra 1500
  • Classic, Nevada Edition, SL, Z71, Denali, SLE, 1500, and SLT Sierras
  • Engines: 4.3L Vortec V6, 4.8L Vortec V8, 5.3L Vortec V8, 5.3L Flex-Fuel Vortec V8 6.2L VVT Vortec V8 Sierras

*Please see Sierra parts pages for any exceptions.