AIR SUSP KIT M3 E46 01-06

D2 Racing Air Struts allow for ride height adjustment through both the lower mount and inflatable sleeve or double bellow style air bellow. Each air shock features 36-way damping adjustability. The Essential Management System is an entry-level manual management system, easily upgradeable to Vera Evo, Vera Evo Bluetooth, or Air Lift 3S. Kit includes: Dual Pneumatic Paddle Valve Controllers (Front and Rear), Dual Needle 220Psi Pressure Gauge with Backlit Display, Powder Coated Silver 4 Gallon Steel Tank, Chrome Viair 444C 60 Foot Dot 1/4 Inch Air Line, 150-175 Psi Pressure Switch, all necessary fittings, power cables, and plugs.