NGK 97506 1 Step Colder Spark Plugs - BMW N55 | S55 | S63

Description

When tuning your BMW N55, S55, S63TU it is recommended to go with 1-step colder spark plugs for a more efficient spark. These do not come pre-gapped for tunes but we can gap them for you before shipping to suit your specific tune. Choose your option from the dropdown above prior to payment.

*If you would like to gap the plugs yourself, choose ungapped in the dropdown.