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 For Our 25th Anniversary Sweepstakes!
Is your BMW feeling a bit sluggish, idling rough, or burning through fuel faster than usual? Don't let aging oxygen sensors rob your engine of its performance.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
5481586
Mfg#:
11787558055/73KT
In Stock
$374.99
This product was last offered at the strikethrough price on 07-14-2026
OE-quality Crankcase Vent Heater Connector (also known as the "Angle Connector") designed for the BMW N51, N52, and N52N engines.
2X Entries For Our 25th Anniversary 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.
Lifetime Replacement
