The VIAIR Ultra Duty OBA - 12 Volt On-Board Air Compressor System featuring a 480C compressor and 2.5 gallon tank, it's designed for offroad applications, offering on-board air, suspension, pneumatics, and filling large tires. A Must-Have for Offroading To gain more traction, you'll want to air down your tires when you hit the trail, which also ensures a smoother ride. Before getting back on the road, use the onboard air compressor system to power your tires back up in minutes. Air Suspension Specially designed to support your vehicle's air suspension system, allowing you to improve ride comfort, adjust ride height, enhance handling and stability, reduce wear on components, or simply achieve the visual aesthetic you desire. Air Horns Fill the air with an attention grabbing sound! The Ultra Duty OBA fills fills your tank to power your air horns in an instant. Effortless Operation - Battery Powered Air Compressor Attach the battery lead wire to your vehicle’s battery, start the engine, and power on the unit. Connect the 35' air hose to your tire and use the simple On/Off switch, or dash panel gauge to control the compressor remotely. FEATURES – 2.5 Gallon VIAIR Air Tank – 480C VIAIR Compressor w/Thermal Overload Protector – 35ft. Coil Hose with Tire Chuck – Dash Panel Gauge with ON/OFF Switch – Pressure Switch with Relay (165 PSI on, 200 PSI off) – Reducer: 1/8” (F) to 1/4” (M) – 1/4” Quick Connect Stud (F) – 1/4” Quick Connect Coupler (F) – 1/4” 250 PSI Safety Valve – 1/4” Drain Cock – (3) 1/4” Compression Fittings – 20ft. 12-Gauge Wire with Inline Fuse Holder – 4” Strip of Continuous Grommet Material – Accessory Airline – Electrical Connections"