High Volume:It can produce 150dB of strong sound. When you drive, no one will ignore the sound. | High quality: The air horn is made of high quality material, which ensures durability and can work in various temperature environments.The matched filter filters the air and prolong the service life. | Easy to install: You can install the horn with the relay harness package we distribute (warning: the blue line and the white line should be connected to the positive and negative poles of the horn line of the original car respectively. They are not connected to each other at all !!). | General Accessories: Suitable for any 12V vehicle type, including truck, train cars vans SUV RV motorcycles off road | Integral design with air pump, there is no need to have air source on the car.

High Volume: The train horn can produce 150 DB of strong sound. When you drive, no one will ignore the sound. Greatly enhance driving safety. | High Qality: The air horn is made of high quality material, which ensures durability and service life and can work in various temperature environments. | With Air Pump: New Upgraded Compressor, red copper coil, vacuum chrome plating, fast response, there is no need to have air source on the car. | Easy To Install: Our air horn kit is easy to install, you can install it manually with the harness package we distribute, wiring instructions with color diagrams are attached. | General Accessories: Suitable for any 12V vehicles trucks boats cars vans lorries SUV RV motorcycles off road etc.

High Volume: The train horn can produce 150 DB of strong sound. When you drive, no one will ignore the sound. Greatly enhance driving safety. | High Qality: The air horn is made of high quality material, which ensures durability and service life and can work in various temperature environments. | With Air Pump: New Upgraded Compressor, red copper coil, vacuum chrome plating, fast response, there is no need to have air source on the car. | Easy To Install: Our air horn kit is easy to install, you can install it manually with the harness package we distribute, wiring instructions with color diagrams are attached. | General Accessories: Suitable for any 12V vehicles trucks boats cars vans lorries SUV RV motorcycles off road etc.