mac exhaust

  1. O

    Need To Replace Ld Mac Cai, Mac Shorties & Mac Catted Mid?

    I just bought a '90 LX and it has a and older setup (probably from when it was first purchased) of the three MAC products: CAI, shorties, and catted H pipe. A few questions: 1) If i leave the setup as is, is there any maintenance I should be doing to this setup (outside of CAI filter?) 2) The...
  2. R

    Expired 2005-2009 Mustang Gt Mac Axle-back Exhaust -$200

    For sale MAC axle back exhaust in very good condition for 2005-2009 Mustang GT. I bought a car with them installed. Exhaust has only 4k mi and no winter driven, but it is too loud and rattling with long tube headers and off road x-pipes. Wife said it must go, so is for sale. Located and ready...