Reviewed By Alex W (East Orange, NJ) Reviewed for a 2001 Oldsmobile Alero —11/15/2012 12:23 PM
had it professionally installed sound better than i could image dont know about fuel eco cause i gotta heavy foot but couldn't be happier
Reviewed By Nick V (Forney, TX) Reviewed for a 2004 Chevy SSR —7/25/2017 6:36 AM
Installer on a 5.3 SSR. Has the sound I wanted. Not too loud, I assume because of the Catalytic Converters. Added pipe to the front so it is installed closer to tailpipes under the bed, so no noticeable Drone inside cab.