Ignition Wire Set, Bank 1, Karlyn - E31 850i/850CSi

This part is listed by BMW as BMW part number 12121733010 (12 12 1 733 010) and is described as the spark plug wire set for cylinders 1-6 on the M70 V12 used in E31 850i and 850CSi.

This part is manufactured by an aftermarket supplier of European auto parts, including many electrical components. While not carrying OEM status, this part follows the design of the original very closely and uses similar materials. An aftermarket part may even have the same TUV approval as its OEM counterpart. The brand may even be OEM to another manufacturer besides BMW. This aftermarket brand has a two year warranty - the same as Genuine BMW and OEM brands.

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.