2013 GMC Sierra Mufflers
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- DynoMax® - Ultra Flo™ Welded Stainless Steel Oval Gray Exhaust Muffler$140.43 - $156.68 + Save up to $8.00 with iD FastTrack
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- Street Flow® - Aluminized Steel Oval Exhaust Muffler$49.99 - $79.99
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- Walker® - Quiet-Flow™ Aluminized Exhaust Muffler$104.87 - $254.51
- Davico® - Exhaust Muffler Assembly$82.54 + Save an extra $3.70 with iD FastTrack
- AP Exhaust® - Challenge Series Exhaust Muffler$108.66 - $255.12 + Save up to $12.00 with iD FastTrack
- AP Exhaust® - Exhaust Muffler and Tailpipe Kit$122.86 - $394.37
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- AP Exhaust® - MSL Maximum Aluminized Steel Oval Direct-Fit Exhaust Muffler$72.99 + Save an extra $4.00 with iD FastTrack
- AP Exhaust® - Natural Exhaust Clamp$20.90 + Save an extra $1.00 with iD FastTrack
- BRExhaust® - Exhaust Muffler$154.53 + Free Shipping with iD FastTrack
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- DIY Solutions® - Exhaust Muffler Hanger$57.52 - $151.53
- Walker® - Rubber Black Exhaust Insulator$8.44 - $8.57
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- ACDelco® - GM Genuine Parts Exhaust Muffler Gasket$28.24 + Save an extra $2.10 with iD FastTrack
- DIY Solutions® - Exhaust Muffler Hanger$57.52 - $151.53
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