Feature:1. OE Number: The referencing OE number of this oil suction pump cap are 55589549, 646125, which is molded and designed depend on the original data.2. Fitment: The oil pump sealing cap is a replacement for Vauxhall Astra J Mk VI A20DTH, Y20DTJ, Z20DTJ, and A20DTR, for Cascada Mk I A20DTH, A20DTR.3. Material: Made of ABS and rubber, strong sealing, not easy to leak, wear resistant, perfectly adapted to oil pump interface, long life.4. Rigorous Testing: All components are rigorously inspected and meet the strictest quality standards for stable performance and long service life.5. Easy to Install: Stringently manufactured to meet the original standard, perfect replacement for the old or broken one, improving the time efficiency.Specification:Item Type: Oil Suction Pump Cap.OE Number: 55589549, 646125Material: ABS, rubberFitment:Replacement for Vauxhall Astra J Mk VI ( Hatchback, Saloon, Estate ) - Fits Engine Codes A20DTH, Y20DTJ, Z20DTJ, and A20DTR Only.Replacement for Vauxhall Cascada Mk I ( Hatchback ) - Fits Engine Codes A20DTH, A20DTR Only.Replacement for Vauxhall Insignia Mk I ( Hatchback, Estate Only ) - Fits Engine Codes A20DT, A20DTC, A20DTE, A20DTH, A20DTJ, A20DTL and A20DTR Only.Replacement for Vauxhall Zafira C Mk III ( Monocab ) - Fits Engine Codes A20DTL, Y20DTJ, Z20DTJ ,and A20DTHPackage List:1 xOil Suction Pump Cap1 x Rubber GasketNote:Please double check the part number of your item, matching information is for reference only.If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!