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Hitachi Voltage Regulator for Volkswagen Audi

HITACHI
Ships from Supplier
SKU ALR0558
$30.95 - $30.95
$30.95
$30.95 - $30.95
$30.95
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We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

The Hitachi ALR0558 voltage regulator maintains stable electrical output for Volkswagen and Audi models from the late 1990s to mid 2000s. It ensures the alternator delivers correct voltage to the battery and electrical system, preventing overcharging or undercharging. Fits a range of VW and Audi applications including Jetta, Passat, A4, A6, and A8.

Key Features & Benefits

  • Precision Voltage Control: Regulates alternator output to protect sensitive electronic components.
  • Robust Build: Designed to withstand engine bay heat and vibration for extended service life.
  • Direct Fit Replacement: Matches OEM specifications for easy installation.

Vehicle Fitment

Make Model Years Engine
Volkswagen Jetta 2003–2005 1.9L4
Volkswagen Jetta 2002–2005 1.8L4
Volkswagen Jetta 2002–2004 2.8V6
Audi A6 Quattro 2000–2004 4.2V8
Audi S8 2001–2003 4.2V8
Audi S6 2002–2003 4.2V8
Audi A8 Quattro 1997–2003 4.2V8
Volkswagen Passat 2001 2.8V6
Volkswagen Passat 2000–2001 1.8L4
Audi A8 1997–1999 3.7V8
Audi A4 1996–1998 2.8V6
Audi A4 1997–1998 1.8L4

Technical Specifications

Part Number ALR0558
Type Voltage Regulator
Vehicle System 12V

Installation Notes

Direct replacement; professional installation recommended for electrical systems.

About HITACHI

Hitachi Automotive Systems is a trusted name in electrical components, producing reliable parts for Asian and European vehicles.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 13 applications
Volkswagen
Make Model Engine Years
Volkswagen Jetta 1.9L4 2003–2005
Volkswagen Jetta 2.0L4 2003–2005
Volkswagen Jetta 1.8L4 2002–2005
Volkswagen Jetta 2.8V6 2002–2004
Volkswagen Passat 2.8V6 2001–2001
Volkswagen Passat 1.8L4 2000–2001
Audi
Make Model Engine Years
Audi A6 Quattro 4.2V8 2000–2004
Audi S8 4.2V8 2001–2003
Audi S6 4.2V8 2002–2003
Audi A8 Quattro 4.2V8 1997–2003
Audi A8 3.7V8 1997–1999
Audi A4 2.8V6 1996–1998
Audi A4 1.8L4 1997–1998

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