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.
OE-quality Crankcase Vent Heater Connector (also known as the "Angle Connector") designed for the BMW N51, N52, and N52N engines.
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5447387
Mfg#:
ELC0090
Ships in 3 Business Days
ON SALE!
$69.99
This product was last offered at the strikethrough price on 08-31-2026
Sluggish O2 sensors don't just trigger annoying Check Engine Lights; they cause poor fuel economy, rough idling, and can even degrade your expensive catalytic converters over time.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5481204
Mfg#:
11787545074/5KT
Ships in 1-2 days
$366.99
This product was last offered at the strikethrough price on 08-31-2026
With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.
