Feature: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 PipeMaterial: MetalOE Number: 25191471, 55353329Fitment:Replacement for Vauxhall ASTRA H ( Hatchback, Estate )Fits Engine Codes Z16XER and A16XER ( From Chassis (C)82000001-, (C)85000001-, (C)88000001-, (C)8G000001- and (C)8B000001- Onwards.Fits Engine Codes Z18XER and A18XER Only.Replacement for Vauxhall ASTRA J ( Hatchback, Estate, Saloon 2010+ )Fits Engine Codes A16XER, B16XER, and A18XER Only.Replacement for Vauxhall ZAFIRA BFits Engine Codes Z16XER and Z16XER Only ( From Chassis (C)82000001- and (C)8G00001- Onwards.Fits Engine Codes Z18XER and A18XER Only.Replacement for Vauxhall ZAFIRA CFits Engine Codes A18XEL and A18XER Only.Replacement for Vauxhall INSIGNIA AFits Engine Codes A16XER, A18XER, and B18XER Only.Replacement for Vauxhall MOKKA ( MPV 2013+ )Fits Engine Codes A16XER, B16XER and A18XER Only.Replacement for Vauxhall VECTRA C ( Hatchback, Saloon, Estate 2002-2008 ) Fits Engine Code Z18XER Only.Replacement for Vauxhall SIGNUM ( Hatchback 2003-2008 )Fits Engine Codes Z18XER Only..Package List:1 x Engine Oil Cooler PipeNote:1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!