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
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
