Having idle problems and low RPM hesitation? Located next to the intake manifold.
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Having idle problems and low RPM hesitation? Located on the intake manifold.
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Restore your BMW’s crankcase ventilation with this high‑quality Breather Valve Diaphragm Spring and Cap (11127803790).
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Brand:
ES#:
5394230
Mfg#:
11127803790
Ships on Jan 13, 2027
ON SALE!
SAVE 24%
$15.99
This product was last offered at the strikethrough price on 05-02-2026
A critical upgrade for drivers running a TiAL Q or QR Blow-Off Valve, particularly on N54-equipped vehicles.
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The ultimate solution for BMW owners tired of dealing with the fragile, plastic components of the factory crankcase ventilation system.
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By converting the factory outlet to a more robust and versatile interface, it allows for a cleaner, more reliable vacuum source for your engine.
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