VIAIR X'treme Duty Onboard Air System<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Intended for inflation of up to 37" tires. Designed to be installed and mounted onto the vehicle.</li><li>Includes all parts needed for installation of you very own onboard air solution for tire maintenance and small pneumatic tools</li><li>Comes with two VIAIR 350C air compressors and a 110 to 145 PSI Pressure switch.</li><li>150 PSI maximum working pressure and 33% duty cycle</li><li>Can inflate four tires up to 40 inches in diameter. One year manufacturer's defect warranty included with copy of the receipt. Please check the manufacturer's website for a wiring diagram.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41nUM6YhxuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/816d4A3D01L.png" noproxy>