mak exhaust

  1. 2015-2021 MAK Performance Exhaust Upgrade Pipes

    We are re-introducing our MAK Performance Pipes for 2015-2021 Mustang GT. Our previous version just got better, they feature all the same great features from our original set, with the added benefit of they now include EPA Legal Catalytic Converters supporting anywhere from 400-1200+HP...
  2. O2 check engine headers or cat delete

    So thinking of the mak attack cat delete but weary CEL will stay on. Was also told if do the 1 7/8" kooks headers with cats (due to high flow) it may come on even with tune. Some folks state a O2 spacer/extension would solve that. What have folks done?