Your Cart Is Empty

2012 GMC Sierra Performance Mufflers

Have a Question?
Have a Question? Ask a product expert! (800) 874-8888 Live Chat
2 >

  • shipping icon
  • Not Rated Yet


View all reviews for this product

There are no customer reviews for this product

You may only compare up to 5 products at a time.
Please select at least two products to start comparing.
2 >

Latest Customer Reviews

Flowmaster 50 Series Big Block Mufflers Reviews

Truck muffler

Reviewed By Douglas H (miamisburg, OH) Reviewed for a 2012 GMC Sierra —4/11/2013 9:08 PM

Just like you described. No complaints.

View More Reviews

Flowmaster Super 40 Series Mufflers Reviews

Great sound

Reviewed By Blake A (Beaumont, TX) Reviewed for a 2012 GMC Sierra —5/29/2012 3:44 AM

this muffler has a great deep sound. It's not to loud but it's loud enough. Great product and great price at autoanything!

View More Reviews

Magnaflow XL Turbo Mufflers Reviews

Now my truck sounds like a truck

Reviewed By Robert O (Apple Valley, CA) Reviewed for a 2014 GMC Sierra —6/9/2017 1:07 AM

The only mufflers I buy are these... Mellow at Idle but you when you cut her lose these mags sound amazing, not like those beer can mufflers from Santa Rosa Ca

View More Reviews