GTfrod Member Feb 16, 2011 53 0 6 Midland, Texas Feb 21, 2011 #1 Feb 21, 2011 #1 What tubing size would i need for an axle back or exhaust for my 2011 gt mustang?
SpartaPerformance 10 Year Member Nov 5, 2006 2,517 61 89 Long Island NY Feb 21, 2011 #2 Feb 21, 2011 #2 Factory diameter is 2.5"