Reference OE/OEM Number: 55575611. For Vauxhall Astra H (2004-2010) Models With Z13DTH Diesel Engines. For Vauxhall Astra J (2010 Onwards) Models With A20DTH, A20DTR, Y20DTJ, Z20DTJ Diesel Engines. For Vauxhall Insignia (2009-2017) Models With A20DT, A20DTC, A20DTE, A20DTH, A20DTJ, A20DTL, A20DTR Diesel Engines.
