BMW Engine Parts for BMW 7 Series E32 (1988-1994)

Clear BMW chassis

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Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.
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Hitachi Voltage Regulator - BMW E31 E32 E34 E36
For vehicles with compact alternator
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hitachi - Corporate Logo
T#:48850064
Part#: 12311747920
Ships in 7 Business Days
New Item
$ 37.99 USD
Free Shipping on orders $49 and up
$ 37.99 USD
Free Shipping on orders $49 and up
This voltage regulator is a crucial component that controls the alternator's output, preventing overcharging by adjusting the current to maintain a safe range of vehicle voltage, thereby protecting the battery and electrical system. Symptoms of failure include dim lights, battery warnings, or a dead battery, often requiring replacement, which can be internal or external to the alternator.
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