CFM Performance Symposer Delete for 2013-18 Focus ST/ST250

CFM Performance Focus ST symposer delete. One of the simplest mods for the Focus ST and eliminates the factory symposer and the "piped in” engine sound to the passenger cabin. This can easily be reversed back to factory equipment, if need be. Comes with symposer delete billet aluminum plate, new o-ring, firewall plug, and zip tie for harness.