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.
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.
Regain power loss & fuel economy from worn or failed ignition coils!
Regain power loss & fuel economy from worn or failed ignition coils!
This full kit is one of the easiest ways to get all six nozzles exactly where you need them for a true direct port installation.
Direct port injection plate for clean WMI installs
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
The ultimate supplementary fueling kit for the N54 and N55 engines!
The ultimate BMW ignition coil upgrade! Designed to work with the Black Market Parts intake manifold.