E21 Electrical

M12 x 1.5 threaded oil pressure switch, monitoring engine oil pressure and triggering the warning light when pressure drops below the safe threshol...

Engine coolant temperature sensor suitable for M10, M20 & M30 engines, (up to 1985 on E30 Models).

Temperature switch used in the cooling fan and air conditioning system circuits to trigger fan or relay operation at a set coolant or refrigerant t...

Voltage regulator fitted to the alternator, controlling the charging voltage supplied to the battery and electrical system on all E30 models (along...

Temperature switch used in cooling fan and air conditioning systems to control the electric auxiliary fan and related circuits.