Venttiili, pakokaasun kierrätys

OPEL AGILA, ASTRA G Halvkombi, ASTRA G Kombi, ASTRA G Sedan, ASTRA H, ASTRA H GTC, ASTRA H Kombi, ASTRA H Sedan, ASTRA H Skåp / kombi, ASTRA H TwinTop, COMBO Skåp/stor limousine, COMBO Tour, CORSA C, MERIVA A Minibus, minivan, TIGRA TwinTop VAUXHALL AGILA Mk I, ASTRA Mk V, CORSA Mk II, MERIVA A, TIGRA TwinTop