NGK BKR8EIX Iridium Spark Plugs BMW E30 316i 318i M40 M42 M43

Set of 4 NGK BKR8EIX iridium spark plugs with heat range 8, two grades colder than standard plugs. Designed to dissipate heat effectively under demanding conditions, they are suitable for tuned and powerful engines used mainly on the track.

Heat range: 8 – two grades colder than standard
Thread: M14 x 1.25
Thread length: 19 mm
Hex size: 16 mm
Quantity: 4 spark plugs
 Made in Japan

Use colder spark plugs only when required by the engine setup. Not recommended for engines running on E85 fuel.