Product Questions call 1 800 842 8789. Package Includes: Two 150PSI VoltAirMax DC480 Compressor Two – 3/8″ Steel Braided Leader Hoses Two – 3/8″NPT Check Valves. Digital Controller lets you control all 4 corners with no airline in the cab. Two – 2600 1/2NPT Port Air Bags Two – Upper and Lower Front Bag Mounts. Two – Upper and Lower Rear Bag Mounts. One Four Link Kit. One 5 Gallon Stainless Steel 5 Port Air Tank. One 3/8NPT Air Engine 8 Valve Manifold. 29 years at the same location. If we do not have it, we can build it. Any returning or exchanging item must be in new condition and cannot be tempered.