Oil Separator - Crankcase Ventilation System
BMW has an issue with oil separators freezing in cold weather if the engine is not fully warmed up during driving. Common symptoms are a howling noise followed by oil leaks.
Crankcase breather valve used to purge the oil vapor from the engine block into the valve cover. This valve has 4 hoses connected to it, running to dipstick, valve cover, air intake.
T#:
8741202
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Part#:
11151705272b
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19.07
SALE:
$19.07 (17% OFF)
WAS: $22.99 on 05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
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