Paxton Sl Tuning Question.

Discussion in '2005 - 2009 Specific Tech' started by DeadLifter, May 22, 2013.

  1. I have Brenspeeds Paxton SL and was wondering if I'd need a new tune after adding a Flowmaster axle back.
  2. Changing mufflers won't require a new tune.
  3. Thanks. Didn't think it would, but I wanna be on the safe side.