12V 178dB Super Loud Dual Tone Air Horn Set Trumpet Compressor for Motorcycle Car Boat Truck (Blue)

- Powerful and @@@6mIHCLaYSm/r6reTtLSlzsX2KydDCPWB@@@ Air Horns. Super-Loud 178 dB sound can not be ignored - The air horn trumpets are made of High Quality Weather Resistant Plastic and air compressor is made of rust-proof metal. High Output Compressor and heavy Duty Plastic Trumpets - Easy to Install: Almost everything you need for installing the air horn is included in packing. You will have a instruction, two horns, a hose, an air compressor, a relay, a Y Splitter and some nuts. You just need to buy some electric wires - VERSATILITY: You can use it on any DC 12V vehicles. Including Cars, Trucks, Vans, RV, Motorcycles, Buses, and Boats - This horn is really loud. Please do not use it near school or hospital. NOTICE: If you did not receive the relay or any accessory, please contact us to get it. 1 years guarantee, with a qualified after-sale service within 24 hours