Hello, this is a brand new genuine Holden thermostat & seal kit to suit all Alloytec V6 Commodore VZ VE & VF as well as WL, WM & WN Statesman and Caprice models. Holden part numbers 92249137 x1 (thermostat with housing), 92066705 x 2 (heater pipe o'rings) and 12623519 x1 (radiator pipe o'ring) this will give you all the seals required to change the thermostat housing. If you are unsure this will suit your Holden please message us with your VIN (6G1.......) and we can check for you. More genuine Holden & HSV parts and accessories available in our ebay store so be sure to take a look. Free post within Australia or pick up available in Sydney.