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This product was last offered at the strikethrough price on
05-07-2026
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