New 1.5 gallon air tank & 150 psi air Compressor kit, air supply system. This kit is designed for use with any high-pressure Air Horns that require an on-board air system. Comes with 1.5 Gallon (6 liter) air tank, heavy duty air compressor, air pressure gauge, air pressure switch, hose and mounting hardware, and fittings. Air Compressor can be removed from air tank for tight space installations (if required), and can be installed along side the air tank. This is truly a great quality product you can count on. Ideal for SUV, Truck, RV, Marine, suspension, and more. Unit dimensions: 16" L x 11-1/2" H.