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The Gates oil separator for 1999–2003 BMW 540i with the 4.4L V8 is a replacement crankcase vent component tailored to those model years. Intended for the 540i V8 application, it helps restore proper crankcase ventilation and oil separation, offering a service part matched to the vehicle’s original venting requirements.
Gates 99-03 BMW 540I V-8 4.4L Oil Separator Crankcase Vent Valves
