Premium-tier OEM replacement designed to restore a factory-tight seal to your vehicle's lubrication system.
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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.
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Over time, factory oxygen sensors degrade from extreme exhaust heat and carbon buildup, leading to poor fuel economy, lost performance, and failed emissions tests.
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Brand:
ES#:
5481192
Mfg#:
BFR1/2O2SKT
In Stock
$400.99
This product was last offered at the strikethrough price on 07-14-2026
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 VTT Billet "Head Handler" is the ultimate solution for technicians and enthusiasts who frequently work on BMW engine platforms.
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The Vargas "Head Handler" is a must-have workshop essential designed to take the struggle out of engine teardowns and rebuilds.
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An ounce of prevention improves engine reliability and heads off big-ticket repairs. On average, the modest cost or periodic maintenance pays handsome rewards. Plan now to put your car on a regular schedule that includes fluid and filter changes, inspections, and recommended service.
Lifetime Replacement
