BMW B48 B58 NGK SPARK PLUG - SILZKGR8B8S - 94201 - 12120040551

The NGK 94201 (SILZKGR8B8S) Laser Iridium Spark Plugs are specifically designed for the B48, B58, and S58 engine. They are suggested for all factory and tuned applications including those running higher boost E85, water/meth injection, and/or upgraded turbochargers. 

ALSO for N54/55 running the new B58 coil upgrade. We recommend these for running 100% e85, and high boost on many BMW applications including N54, N55, S55, if you upgrade to the B58 coils.

This is the best performing plug available for this engine with a cold heat rating of 8. It is recommended to gap these plugs to 0.022-0.023" for tuned engines.

Price is per individual spark plug, simply select how many you need.

Compatible part numbers:

BMW - 0 041 666
BMW - 1212 0 040 551
BMW - 12120040551
BMW - 1212 0 041 666
BMW - 12 12 041 666
BMW - 12120041666