2010 aftermarket Mufflers

Discussion in '2010 - 2014 Specific Tech' started by inossacm, Aug 15, 2009.

  1. I just picked up my new Mustang. Is there any decent power gains with new mufflers?
     
  2. No, mufflers are more for sound. You might gain 1-5 hp.
     
  3. Audiable horsepower!