THE AIR SPRINGS:

x4 RE-7 Slam Specialties Airbags with 90 degree fittings and bolt kit to suit

THE AIR SUPPLY AND CONTROL SYSTEM:

Basic switches and gauges 

https://airide.com.au/collections/air-supply-control-kits/products/4-way-electric-height-control-system

 AirLift Performace 3P

https://airide.com.au/collections/air-supply-control-kits/products/airlift-performance-3-8-3p-complete-kit

AirLift Performace 3H

https://airide.com.au/collections/air-supply-control-kits/products/airlift-performance-3-8-3h-auto-leveling-complete-kit

Accuair e-Level+

Accuair e-Level+ Height Control System Touchpad Model – Air Ride Suspension Supplies (airide.com.au)