Reference OE/OEM NumberOPEL: 24420594, 855406, 93177451, VAUXHALL: 93177451, 0258006503, GMC: 855406, 93177451, NGK: 0379, 1657, OZA659-EE71, BOSCH: 0258986602, DELPHI: ES2031412B1, ES20315-12B1, VDO: A2C59513217Z, 0258006503, GMC: 855406, 93177451, NTK (NGK-GROUP): 0379, 1657, OZA659-EE71, NTK (NGK-GROUP): 0379, 1657, OZA659-EE71, OPEL: 24420594, DENSO: DOX-2050, DOX0150, GMC: 855406, 93177451, BOSCH: 0258986602, Continental/VDO: A2C59513217Z, DELPHI: ES2031412B1, ES20315-12B1, DENSO: DOX-2050, DOX0150, OPEL: 855406, 855406, 93177451, VAUXHALL: 93177451