This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level
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This billet aluminum flange allows for a clean and secure deletion of the factory upper coolant line, which is often redundant or obstructive when moving away from stock-frame turbochargers.
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The gold standard for builders who demand a factory-fit finish on their high-performance engine projects.
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Monitors coolant / oil temperature
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Blue Antifreeze coolant in color. Meets VAG G11 and MB 325.0 / 325.2 specification.
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ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4920624
Mfg#:
30102029SD
In Stock
ON SALE!
SAVE 35%
$207.99
This product was last offered at the strikethrough price on 05-02-2026
Upgrade to AutoTecknic’s Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover in Red Carbon and give your BMW the exclusive, high-performance look it deserves.
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Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.
Lifetime Replacement
