NGK 97506 Laser Iridium Spark Plug

The NGK 97506 Laser Iridium Spark Plugs are designed to provide enhanced performance for various late model turbo BMW engines.

They offer a 2-step colder rating for N54 and N20 engines, and a 1-step colder rating for N55 and S55 engines.

These plugs are particularly recommended for applications involving higher boost, E85 fuel, and upgraded turbochargers.

It's advised to adjust the gap of these plugs to a range between 0.022-0.023" for optimal performance in tuned N20, N54, N55, S55, N63, N63TU, S63, and S63TU engines.

If you have any inquiries regarding the compatibility of these plugs with your BMW model, please feel free to reach out to us.