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Aftermarket Voltage Regulators

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911-603-913-02 Voltage Regulator - Sold individually
Aftermarket®
911-603-913-02 Voltage Regulator - Sold individually
Part Number: AFT91160391302
Vehicle Info Required to Guarantee Fit
$26.49
Vehicle Fitment
  • 1978 - 1984 Porsche 928 All Submodels All Engines
  • 1965 - 1975 Porsche 911 All Submodels All Engines
  • 1978 - 1988 Porsche 911 All Submodels All Engines
  • 1978 - 1979 Porsche 930 All Submodels All Engines
  • 1989 Porsche 911 Carrera All Engines
  • 1989 Porsche 911 Speedster All Engines
  • 1976 - 1977 Porsche 911 S All Engines
  • 1976 - 1977 Porsche 911 Turbo Carrera All Engines
  • 1989 Porsche 911 Turbo Carrera All Engines
Product Details
Warranty : 24-month limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

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Helpful Automotive Resources

Where is the Voltage Regulator Located on an Alternator?
Where is the Voltage Regulator Located on an Alternator?The voltage regulator is the part of the charging system responsible for regulating the current in the alternator field (the spinning rotor driven by the pulley). It keeps track of system voltage and regulates the alternator field current to maintain a target voltage of about 14.5 volts. .u62755c108bbee0bbf7cc02fe037819bf { padding:0px;
Why Is My Battery Light On?
Why Is My Battery Light On?The battery light can be working properly yet you can still have a bad alternator, so the battery light only indicates total failure. – Richard McCuistian, ASE Certified Master Automobile Technician
P2503 Code: Charging System Voltage Low
P2503 Code: Charging System Voltage LowThe charging system relies on the alternator, which generates alternating current (AC) and converts it to direct current (DC). Modern automobiles operate on a 12-volt direct current electrical system. A voltage regulator regulates the charging voltage produced by the alternator, keeping it between a specific voltage range to protect the