Car horn with a protective grille for a distinctive and stylish look, cool appearance, show your unique style. Truck Horn With a particularly powerful sound, loudness 125db, can issue a warning that can not be ignored, attract more attention, help warn other vehicles and pedestrians. The horn can be applied on any kind of 12V vehicle, including cars trucks off-road vehicles motorcycles etc. Horn kit includes 1 piece high note horn, 1 piece low note horn, mounting bracket, wiring harness set with relay and fuse, wiring instructions. Customer first, if you have any questions, please contact us, we will serve until you are satisfied.