Loosen the bolt on the Turbo Sound Whistle.
Insert the the Turbo Sound Whistle into the tailpipe.
Tighten the bolt so as not to fall off while driving.
100% Brand New.
Universal fitment for all vehicles models.
Make your vehicle sound like a turbo vehicle with the blow off valve.
Check and re-tighten the bolt regularly.
Make sure the tailpipe is big and long enough to contain the Turbo Sound Whistle.
Professional installation is always recommended.