The ignition coil sends power to your spark plugs. But over time, these units can grow weak or even malfunction, causing a loss of power and problems with misfiring. Insist on the highest quality ignition coils available on the market to ensure your motor is being delivered the strongest spark possible. Made by Bosch, original equipment supplier of ignition coils to BMW.

OEM Part Number: 12137594936
Alternative Part Number: 12137548553
Alternative Part Number: 12137523345
Bosch Part Number: 0221504465