AOLIHAN Train Horn for Trucks 4 Trumpet 150DB Air Horn Super Loud Train Horn 12V/24V with Electric Solenoid Universal for Truck Car Pickup Jeep Vehicle Black

NO AIR PUMP-This four-tube horn with solenoid valve does not have an air pump, you need to equip yourself with an air source in order to work correctly.

SUPER LOUD TRAIN HORNS - These high-quality metal horns produce a powerful train horn sound. There are 4 intense trumpets deliver a hard-to-beat blast, which is the most effective and safe way to remind others to pay attention to your existence.

EASY INSTALLATION - The horn's built-in solenoid valve supports 12V and 24V power supplies. Connect the air connector on the solenoid valve to the vehicle's air source to work. The product includes standard installation hardware.

WIDE APPLICATION - The loudness of these air horns for trucks and trains works on any 12V/24V system vehicle with air source equipment, Fits nearly any vehicle, like a car, pickup, truck, semi, boat and van.Plumb in your air supply and you're ready to honk.

RECOMMENDED PURCHASE - This horn kit is specially designed for car owners who want the powerful sound of a loud horn but have limited space in the engine compartment. It can be mounted on the roof or under the hood, or under the cabin. It can be installed facing down between the radiator and the front bumper.