Boomba Racing Focus ST250 Sound Symposer Delete KitThis direct bolt on kit deletes and blocks the sound symposer from your 13+ Focus ST, cutting off the artificial drone noises being directed into the cars cabin, instead allowing you to hear your engine and exhaust tones as they should be. Included is this kit are an aluminum block off plate and a delrin hose plug, both of which are precision CNC machined from high quality material with laser engraved Boomba logos. The block off plate features an o