Auto Pressure Controller with PX03 Compressor and Fitting Kit by Boss Air Suspension Take charge of your air suspension the easy way! This In-Cab Rear Air Suspension Controller is built for anyone who needs their rig level and steady, no matter what they’re towing or loading. Pair it with our PX-03 compressor and you can fine-tune your airbag load assist kit from the driver’s seat with pinpoint accuracy. Features Easy Install: Only three wires and simple push-fit fittings—no drama, no fuss. Custom Ride Heights: Save up to three preset pressures so you can switch between unloaded, towing, and heavy-haul setups in seconds. Total Control: Adjust each side independently using the LCD wired remote or the wireless key fob, perfect for levelling out uneven loads or off-camber tracks. Built for Real-World Use Auto height adjustment when the ignition turns on or off Integrated fuses for clean, safe wiring Live pressure readout on the handheld remote ECU automatically activates the compressor when needed Package Includes 2-corner valve block with built-in ECU and pressure sensors PX-03 compressor with 600mm braided line + check valve (1.5 CFM, 33% duty cycle) LCD wired remote Wireless key fob remote Heavy-duty relay and wiring loom Inline water trap 6 × 1/4″ push-fit fittings 8m of 1/4″ red air brake line Fittings for Boss Air Load Assist Kits Easy-to-follow install instructions IP65-rated electronic control valve block