Reviewed By JEFF W (KENT, WA) Reviewed for a 2007 Chevy Avalanche —8/4/2016 6:04 AM
Awesome sound added to my previously docial truck. Looks great. Not sure about any mpg improvement.
Reviewed By chad g (independence, KS) Reviewed for a 2007 Chevy Avalanche —5/6/2016 6:18 AM
Looks great! Easy easy installation! Great instructions. Can't really hear it Though since my truck already has flowmaster exhaust from cat back. Lol. Next step is to replace the headers and cam.. 2007 chev avalanche ltz