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GMC Yukon XL Performance Mufflers

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Latest Customer Reviews

Flowmaster Super 40 Series Mufflers Reviews

Super 40

Reviewed By Andres S (Jackson Heights, NY) Reviewed for a 2003 GMC Yukon XL —10/7/2013 8:28 PM

Great sound!

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Flowmaster Super 50 Series SUV Mufflers Reviews

Breath right !

Reviewed By Mark G (Reno, NV) Reviewed for a 1997 GMC Yukon XL —6/5/2006 9:09 PM

I have had a K&N air filter system on my Yukon for years....but it just didn't breath right until I installed the Flowmaster muffler......thanks for the reasonable prices and good customer service !!

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Flowmaster Super 44 Series Mufflers Reviews

Flow 44

Reviewed By Mark H (ANTHEM, AZ) Reviewed for a 2011 GMC Yukon —10/29/2015 10:11 AM

Had a magna flow on muy Denali w/ 6.2 liter . So glad I changed it out with a flowmaster super 44. Now it sounds great and seems to be getting better mileage as well.

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