OPEL ASTRA J 2.0 CDTI OPEL ASTRA J 2.0 CDTI OPEL ASTRA J GTC 1.4 OPEL ASTRA J 1.4 OPEL ASTRA J GTC 1.4 OPEL ASTRA J GTC 1.4 OPEL ASTRA J GTC 1.6 OPEL ASTRA J GTC 1.6 CDTI OPEL ASTRA J 2.0 BiTurbo CDTI OPEL ASTRA J GTC 1.6 SIDI