Use to test for Spark.
Use to test for Spark.
Always check gap on your new spark plugs
The Mishimoto BMW 550i Ignition Coil is a high-quality replacement designed to restore the factory performance and fuel efficiency of your 4.4L V8 engine.
Designed to restore factory-level performance and fuel efficiency to a wide range of BMW models.
Regain power loss & fuel economy from worn or failed ignition coils!
Regain power loss & fuel economy from worn or failed ignition coils!
Prevent misfires, restore power and remove check engine lights by replacing your ignition coils with this option from Hitachi.
Everything you need to service your ignition system - featuring Genuine BMW components