Reviewed By steve w (IRVING, TX) Reviewed for a 2009 Ford Mustang —12/18/2014 6:32 AM
Pulled my cats off my GT500, and installed an off road H-pipe. Then I spent a lot of $$$$ trying to find an aggressive muffler that wasn't TOO loud. The Corsa Xtreme fit the bill. Very, very, aggressive at full throttle, but no drone at cruising speed or glass pack loud at idle.