Coil Replacement Kit for Holden AdventraThis coil replacement Load Assist kit is for Holden Adventra applications. Engineering may be required. The kit comes with: 2 x Boss Extreme Series 2600 double bellow airbags 4 x brackets, 2 upper and 2 lower Mounting hardware Quality SAE J844 government approved airline Dual Schrader valves mounted in stainless panel Fitting instructions Boss Extreme Series airbags are rated at 2600 lb 1181 kg per side and have been government approved tested to over