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BMW E34 E36 Valve Cover Breather Valve is a crucial component designed to regulate crankcase ventilation and prevent excessive pressure buildup in the engine. Located in the valve cover and secured with an O-ring (11151730724), this breather valve ensures proper airflow, reducing oil contamination and enhancing engine efficiency. It connects directly to the breather hoses (11151730507 & 11151726828), maintaining a sealed system for optimal performance.
Maintain the longevity and performance of your BMW’s engine by replacing a worn or failing breather valve with this high-quality OEM replacement.
This product was last offered at the strikethrough price on
09-22-2026
This product was last offered at the strikethrough price on
05-04-2026
Replacement mass air sensor (HFM) for BMW 325i 1992, 525i 1991-1992 with M50 engine. The M50 engines in the E36 and E34 have a notorious fault for hesitation and sluggish response. If this is your situation the MAF should be on your list to check. The HFM is easy to replace and could cure a variety of problems. We also sell HFM sensor cleaner that may clear your problem (see below). Replaces part number 13621466359 / 0986280116.
Price includes $300.00 core harge.
This item fits the following BMWs:
1992 E36 BMW 325i 325is
1991-1992 E34 BMW 525i
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
05-07-2026