Complete Set Swan Ignition Coil & NGK Lead Kit. Lead Length: 255mm / 255mm / 255mm / 255mm / 285mm / 285mm / 285mm / 285mm / 285mm / 285mm / 285mm / 285mm. Cross Reference: A 000 158 78 03, 000 158 78 03, 000 158 73 03, A000 158 73 03, MAN: 51 25919 0019, BOSCH: 0 221 503 035, 0 221 503 012, NGK: U3004. Caption: Manufactured by an O. Supplier & German Engineered to meet and/or exceed O. M specifications with ISO/TS16949 quality certification. If you are unsure check the existing coils in your vehicle, they are all marked with an O. If you cannot find a reference, ...