AirREX V2 Height-Sensor Air Suspension Kit for BMW 5 Series G31 xDrive AWD Touring & G38 (2017+) – Air Ride/Air Bag Lowering, Adjustable Struts, Wireless App (iOS/Android), Viair 444C Compressor, 3 Gal Tank – Bolt-On Plug & Play Coilover Alternative

BMW 5 Series G31 xDrive and G38 2017-on Sensor-Guided Air Bag Suspension by AirREX V2

Transform your 5 Series with a premium pneumatic setup that combines show-car lows with everyday usability. This AirREX V2 system delivers consistent ride height via physical sensors at each corner, smooth damping control, and effortless smartphone operation. It is a bolt-up solution that utilises factory fixing points, so no cutting or welding is required. Ideal for the G31 estate and G38 all-wheel-drive platforms.

Why this kit stands out

• Sensor-referenced ride height presets that stay accurate regardless of passengers, luggage or fuel load.
• Wireless control through a touchscreen handset and iPhone or Android apps, plus auto lift on start up for stress-free daily use.
• Complete strut and air spring assemblies designed to mount to OEM locations for a straightforward, tidy install.
• Mono-tube shock absorbers with 12-stage damping adjustment to fine tune comfort and handling.
• Pillowball top mounts and camber adjustment where the chassis allows for precise alignment.
• Threaded bodies and compact double-bellow or triple-bellow air bags, with slim options for tighter clearances.
• Components proven for high load and pressure, validated in temperatures from -40°C to +60°C.

Air management and control

• Wireless touchscreen handset with WiFi connectivity for quick access to your height presets.
• Dedicated AirREX ECU and valve block for stable, repeatable control.
• App-based operation on iOS and Android devices.
• Auto raise on ignition to your chosen drive height.

What you receive

• AirREX wireless touchscreen remote
• AirREX WiFi enabled control module
• Viair 444C black compressor
• 3 gallon AirREX air reservoir with built-in water trap
• AirREX ECU
• AirREX valve manifold
• Inline check valve
• Power and earth cabling
• 1/4 inch nylon air line
• Fuses
• USB charging lead
• AirREX keyring

Fitment

- BMW 5 Series G31 xDrive Touring 2017-on
- BMW 5 Series G38 2017-on

Real-world results

We have run and installed this system on customer cars and the feedback has been superb. Owners love the consistent height control, the quality of the ride, and the ability to go from low and level to practical clearance at the press of a button. It is a refined upgrade that looks OEM-plus and drives beautifully.

Professional installation

Want it fitted properly the first time. Book your installation with MJ Modifications in Warwickshire. Email for a quote and scheduling: info@mjmodifications.co.uk.

Search terms our customers use

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