Mach 1 Mach 1 muffler size?

Discussion in 'Special Production' started by wytlytning, Mar 12, 2004.

  1. Anyone know what the size of the stock mufflers are?
    I looked underneath one at the dealer and they look longer than
    the GT mufflers. My 2000 GT mufflers are 4"x9" oval and 14" long.