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GMC Sierra Performance Mufflers

Lift your sled's power and acceleration and exhaust sound in a whole new direction. The boosted power and acceleration of GMC Sierra mufflers comes from their specially built interiors. The tone you've been searching for can be accessible, no matter if intense or mellow. Our GMC Sierra Pickup Mufflers have 123 reviews, averaging 4.7 out of 5 stars.
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GMC Sierra Cherry Bomb Glass Pack Muffler
  • From $45.01
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GMC Sierra Cherry Bomb Extreme Muffler
  • From $69.57
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GMC Sierra Cherry Bomb Turbo Muffler
  • From $38.89
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GMC Sierra MagnaFlow Satin Stainless Steel Muffler
  • From $71.54
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GMC Sierra Bassani Universal Mufflers
  • From $115.00
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GMC Sierra MagnaFlow XL Turbo Muffler
  • From $56.37
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GMC Sierra Hush Thrush Super Turbo Muffler
  • Priced at $46.09
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GMC Sierra Cherry Bomb Vortex Muffler
  • From $89.28
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GMC Sierra Thrush Glasspack Muffler
  • From $36.09
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GMC Sierra Heartthrob Glasspack Muffler
  • From $28.45
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GMC Sierra Flowmaster 40 Series Muffler
  • From $77.50
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GMC Sierra Gibson Superflow Muffler
  • From $108.37
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GMC Sierra Thrush Welded Muffler
Rating:
(2)
  • From $44.09
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GMC Sierra MagnaFlow Polished Stainless Steel Street Series Muffler With Tip
  • From $125.96
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GMC Sierra Thrush Turbo Muffler
Rating:
(3)
  • From $35.77
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GMC Sierra Heartthrob Welded Turbo Muffler
  • From $71.13
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GMC Sierra MagnaFlow Polished Stainless Steel Race Series Muffler With Tip
  • From $136.14
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GMC Sierra BBK Varitune Muffler
  • From $109.99
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GMC Sierra MagnaFlow Polished Stainless Steel Muffler
  • From $82.27
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GMC Sierra Flowmaster 50 Series Delta Flow Muffler
  • From $101.99
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GMC Sierra Flowmaster 80 Series Muffler
  • From $110.99
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GMC Sierra Flowmaster 50 Series SUV Muffler
  • Priced at $129.99
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GMC Sierra Cherry Bomb Elite Muffler
  • From $86.32
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GMC Sierra Flowmaster 60 Series Delta Flow Muffler
  • Priced at $124.99
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GMC Sierra Thrush Mad Hot Muffler
  • Priced at $61.54
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GMC Sierra Cherry Bomb Pro Muffler
  • From $57.62
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GMC Sierra Flowmaster Super 40 Series Muffler
  • From $89.99
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GMC Sierra Flowmaster Super 44 Series Muffler
  • From $79.95
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GMC Sierra Heartthrob Velocity Muffler
  • From $73.21
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GMC Sierra Skunk2 Muffler
Rating:
(3)
  • From $46.99
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GMC Sierra Injen Universal Fit Muffler
  • From $166.78
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GMC Sierra Heartthrob Flowpack Muffler
  • From $45.60
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GMC Sierra DC Sports Muffler
Rating:
(1)
  • From $122.50
  • Free Shipping
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GMC Sierra MagnaFlow Race & Specialty Series Muffler
  • From $129.34
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GMC Sierra Flowmaster 50 Series HD Muffler
  • From $154.99
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GMC Sierra Heartthrob Dual Tube Muffler
  • From $41.27
  • Free Shipping
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GMC Sierra Heartthrob Welded Truck Muffler
  • From $96.77
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GMC Sierra Flowmaster 50 Series Big Block Muffler
  • From $169.99
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GMC Sierra Flowmaster 70 Series Muffler
  • From $144.99
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GMC Sierra MBRP Quiet Tone Muffler
  • From $158.81
  • Free Shipping
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GMC Sierra Magnaflow Glass Pack Muffler
  • From $39.66
  • Free Shipping
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GMC Sierra Heartthrob Race Muffler
  • From $49.54
  • Free Shipping
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GMC Sierra Flowmaster 40 Series Delta Flow Muffler
  • From $89.99
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About GMC Sierra Mufflers

Maximize your Sierra's growl. We stock Sierra mufflers in many different styles and sounds, so that it's simple to pick up the sound quality you're after. Pick up every kind of GMC mufflers at budget-friendly prices with AAG.

More Popular Sierra Pickup Accessories: GMC Sierra Floor Mats & Liners, GMC Sierra Headers, GMC Sierra Catalytic Converters, GMC Sierra Billet grilles & GMC Sierra All Weather Floor Mats.

We offer GMC Sierra Mufflers for the following years:
  • 2015 GMC Sierra Pickup Mufflers
  • 2014 GMC Sierra Pickup Mufflers
  • 2013 GMC Sierra Pickup Mufflers
  • 2012 GMC Sierra Pickup Mufflers
  • 2011 GMC Sierra Pickup Mufflers
  • 2010 GMC Sierra Pickup Mufflers
  • 2009 GMC Sierra Pickup Mufflers
  • 2008 GMC Sierra Pickup Mufflers
  • 2007 GMC Sierra Pickup Mufflers
  • 2006 GMC Sierra Pickup Mufflers
  • 2005 GMC Sierra Pickup Mufflers
  • 2004 GMC Sierra Pickup Mufflers
  • 2003 GMC Sierra Pickup Mufflers
  • 2002 GMC Sierra Pickup Mufflers
  • 2001 GMC Sierra Pickup Mufflers
  • 2000 GMC Sierra Pickup Mufflers
  • 1999 GMC Sierra Pickup Mufflers
  • 1998 GMC Sierra Pickup Mufflers

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