2nd Gen. 1&2 Series (2011-2021 | F20,F21,F22,F23)
Hello,
I am looking to change my spark plugs as they are due, and I am planning to get a tune too, I am confused with NGK spark plug of the following two options fits my N13 engine with no cold start hesitation issues and any other issues:
NGK 97506 SILZKBR8D8S Laser Iridium Spark Plug (0.8mm...