Features: 1.Applicable Models: Engine oil cooler pipe is replacement for Vauxhall ASTRA H ( Hatchback, Estate ), replacement for Vauxhall INSIGNIA A, and replacement for Vauxhall ZAFIRA C. 2.OE Number: The part numbers of reference are 25191471, and 55353329, please confirm whether it is consistent with the OE you need. 3.Improve Engine Performance: The oil cooling pipe effectively cools the oil, reduces the oil temperature and ensures oil flow, thus improving engine performance. 4.Stable performance: The petrol oil cooler pipe reduces the temperature of the oil, reduces oxidation and contamination and extends the life of the oil. 5.Ideal Replacement: Comply with OEM specifications to ensure that the shape and function match the original vehicle, perfect replacement without additional modifications are required. Specification: Item Type: Engine Oil Cooler Pipe_x000D_ Material: Metal_x000D_ OE Number: 25191471, 55353329_x000D_ Fitment:_x000D_ Replacement for Vauxhall ASTRA H ( Hatchback, Estate )_x000D_ Fits Engine Codes Z16XER and A16XER ( From Chassis (C)82000001-, (C)85000001-, (C)88000001-, (C)8G000001- and (C)8B000001- Onwards._x000D_ Fits Engine Codes Z18XER and A18XER Only._x000D_ Replacement for Vauxhall ASTRA J ( Hatchback, Estate, Saloon 2010+ )_x000D_ Fits Engine Codes A16XER, B16XER, and A18XER Only._x000D_ Replacement for Vauxhall ZAFIRA B_x000D_ Fits Engine Codes Z16XER and Z16XER Only ( From Chassis (C)82000001- and (C)8G00001- Onwards._x000D_ Fits Engine Codes Z18XER and A18XER Only._x000D_ Replacement for Vauxhall ZAFIRA C_x000D_ Fits Engine Codes A18XEL and A18XER Only._x000D_ Replacement for Vauxhall INSIGNIA A_x000D_ Fits Engine Codes A16XER, A18XER, and B18XER Only._x000D_ Replacement for Vauxhall MOKKA ( MPV 2013+ )_x000D_ Fits Engine Codes A16XER, B16XER and A18XER Only._x000D_ Replacement for Vauxhall VECTRA C ( Hatchback, Saloon, Estate 2002-2008 ) _x000D_ Fits Engine Code Z18XER Only._x000D_ Replacement for Vauxhall SIGNUM ( Hatchback 2003-2008 )_x000D_ Fits Engine Codes Z18XER Only. Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!