Purchase the wires you need for your electrical bulkhead fitting here. Featuring FEP wire pre-cut to 24" 18 Gauge wire with the appropriate terminal pre-crimped and ready to install!
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
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.
Utilizing the industry-standard FTDI chipset, this cable ensures a rock-solid connection between your laptop and your vehicle’s fuel controller.
2X Entries Into Our F80 M3 Sweepstakes
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.