Genuine Audi Voltage Regulator

Adjustable Voltage Regulator

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37 Voltage Regulators found

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Audi Voltage Regulator Part Number: 038-903-803-F
$145.18 MSRP: $203.33
You Save: $58.15 (29%)
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Product Specifications
- Other Name: Regulator
Fits the following Audi Models:
- A4 | 2000-2002 | Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS
- A4 Quattro | 2000-2002 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS
- A6 | 2000-2001 | Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 2000-2001 | Avant, Base | 6 Cyl 2.8 L GAS
- S4 | 2000-2002 | Avant, Base | 6 Cyl 2.7 L GAS
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Audi Voltage Regulator Part Number: 028-903-803-E
$145.18 MSRP: $203.33
You Save: $58.15 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Regulator
Fits the following Audi Models:
- A4 | 1997-2001 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
- A4 Quattro | 1997-2001 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
- A6 Quattro | 2000-2004 | Base | 8 Cyl 4.2 L GAS
- A8 | 1997-1999 | Base | 8 Cyl 3.7 L GAS
- A8 Quattro | 1997-2003 | Base, L | 8 Cyl 4.2 L GAS
- Allroad Quattro | 2001-2002 | Base | 6 Cyl 2.7 L GAS
- S6 | 2002-2003, 1995 | Avant, Base | 5 Cyl 2.2 L GAS, 8 Cyl 4.2 L GAS
- S8 | 2001-2003 | Base | 8 Cyl 4.2 L GAS
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Audi Voltage Regulator Part Number: 079-903-803-G
$208.24 MSRP: $291.65
You Save: $83.41 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 079-903-803-E
Fits the following Audi Models:
- A8 Quattro | 2011-2012 | Base, L, L W12 | 12 Cyl 6.3 L GAS, 8 Cyl 4.2 L GAS
- RS5 | 2013-2015 | Base, Cabriolet | 8 Cyl 4.2 L GAS
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Audi Voltage Regulator Part Number: 070-903-803-E
$237.99 MSRP: $333.32
You Save: $95.33 (29%)
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Product Specifications
- Other Name: Regulator
Fits the following Audi Models:
- A3 | 2009-2013 | Base, TDI | 4 Cyl 2.0 L DIESEL, 4 Cyl 2.0 L GAS
- A3 Quattro | 2009-2013 | Base | 4 Cyl 2.0 L GAS
- TT | 2009, 2000-2006 | Base | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS
- TT Quattro | 2009-2010, 2000-2006 | ALMS Edition, Base, Special Edition | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
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Audi Voltage Regulator Part Number: 06E-903-803-T
$249.29 MSRP: $349.15
You Save: $99.86 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06E-903-803-H, 06H-903-803-A
Fits the following Audi Models:
- A5 Quattro | 2008-2010 | Base | 6 Cyl 3.2 L GAS
- A6 | 2012-2015 | Premium, Premium Plus | 4 Cyl 2.0 L GAS
- A6 Quattro | 2013-2015 | Premium, Premium Plus | 4 Cyl 2.0 L GAS
- Q5 | 2009-2012 | Premium, Premium Plus, Prestige | 6 Cyl 3.2 L GAS
- S4 | 2010-2012 | Base | 6 Cyl 3.0 L GAS
- S5 | 2010-2016 | Base, Cabriolet, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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Audi Voltage Regulator Part Number: 03L-903-803-C
$61.48 MSRP: $86.10
You Save: $24.62 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 059-903-803-M
Fits the following Audi Models:
- Q3 | 2015 | Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- Q3 Quattro | 2015 | Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- TT Quattro | 2011-2015 | Base, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
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Audi Voltage Regulator Part Number: 038-903-803-K
$72.00 MSRP: $100.83
You Save: $28.83 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 078-903-803-C, 06B-903-803, 038-903-803-J
Fits the following Audi Models:
- A6 | 1998-2001 | Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 1998-2004 | Avant, Base | 6 Cyl 2.7 L GAS, 6 Cyl 2.8 L GAS
- Allroad Quattro | 2003-2004 | Base | 6 Cyl 2.7 L GAS
- TT | 2000-2006 | Base | 4 Cyl 1.8 L GAS
- TT Quattro | 2000-2006 | ALMS Edition, Base, Special Edition | 4 Cyl 1.8 L GAS, 6 Cyl 3.2 L GAS
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Audi Voltage Regulator Part Number: 06H-903-803-G
$85.67 MSRP: $119.99
You Save: $34.32 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06H-903-803-C, 06H-903-803
Fits the following Audi Models:
- A6 | 2012 | Premium, Premium Plus | 4 Cyl 2.0 L GAS
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Audi Voltage Regulator Part Number: 078-903-803-A
$100.67 MSRP: $141.00
You Save: $40.33 (29%)
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Product Specifications
- Other Name: Regulator
Fits the following Audi Models:
- 100 | 1992-1994 | Base, CS, S | 6 Cyl 2.8 L GAS
- 100 Quattro | 1992-1994 | CS | 6 Cyl 2.8 L GAS
- A6 | 1995-1998 | Avant, Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 1995-1998 | Avant, Base | 6 Cyl 2.8 L GAS
- S4 | 1992-1994 | Base | 5 Cyl 2.2 L GAS
- S6 | 1995 | Avant, Base | 5 Cyl 2.2 L GAS
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Audi Voltage Regulator Part Number: 028-903-803-FX
$89.57 MSRP: $125.00
You Save: $35.43 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 028-903-803-F
Fits the following Audi Models:
- A4 | 1996-2001 | Avant, Base | 6 Cyl 2.8 L GAS
- Cabriolet | 1994-1998 | Base | 6 Cyl 2.8 L GAS
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Audi Voltage Regulator Part Number: 038-903-803-E
$105.01 MSRP: $147.07
You Save: $42.06 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 038-903-803-EX
Fits the following Audi Models:
- A4 | 2007-2009, 2002-2004 | Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS
- A4 Quattro | 2002-2004 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 3.0 L GAS
- A6 Quattro | 2000-2004 | Base | 6 Cyl 2.7 L GAS, 8 Cyl 4.2 L GAS
- S6 | 2002-2003 | Avant | 8 Cyl 4.2 L GAS
- TT | 2000-2006 | Base | 4 Cyl 1.8 L GAS
- TT Quattro | 2000-2006 | ALMS Edition, Base, Special Edition | 4 Cyl 1.8 L GAS, 6 Cyl 3.2 L GAS
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Audi Voltage Regulator Part Number: 068-903-803-DX
$123.17 MSRP: $172.07
You Save: $48.90 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 068-903-803-D
Fits the following Audi Models:
- 4000 | 1985-1987 | S | 4 Cyl 1.8 L GAS
- 4000 Quattro | 1984-1987 | CS, S | 5 Cyl 2.2 L GAS
- 5000 | 1984-1988 | CS, CS Turbo, S, S Turbo | 5 Cyl 2.2 L GAS, 5 Cyl 2.3 L GAS
- 5000 Quattro | 1986-1988 | CS, S | 5 Cyl 2.2 L GAS, 5 Cyl 2.3 L GAS
- 80 | 1988-1992 | Base | 4 Cyl 2.0 L GAS, 5 Cyl 2.3 L GAS
- 80 Quattro | 1988-1992 | Base | 5 Cyl 2.3 L GAS
- 90 | 1988-1991 | Base | 4 Cyl 2.0 L GAS, 5 Cyl 2.3 L GAS
- 90 Quattro | 1988-1991 | 20v, Base | 5 Cyl 2.3 L GAS
- A6 | 1995 | Avant, Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 1995 | Avant, Base | 6 Cyl 2.8 L GAS
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Audi Voltage Regulator Part Number: 06H-903-803-E
$188.01 MSRP: $263.31
You Save: $75.30 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06H-903-803-B
Fits the following Audi Models:
- A4 | 2013-2016 | Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- A4 Quattro | 2013-2016 | Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- A5 | 2013-2014 | Cabriolet | 4 Cyl 2.0 L GAS
- A5 Quattro | 2013-2017 | Base, Cabriolet, Premium, Premium Plus, Prestige, Sport | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- S4 | 2013-2016 | Base, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
- S5 | 2013-2017 | Base, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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Audi Voltage Regulator Part Number: 077-903-803-A
$196.35 MSRP: $275.00
You Save: $78.65 (29%)
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Product Specifications
- Other Name: Regulator
Fits the following Audi Models:
- Q7 | 2008 | Base, Premium | 6 Cyl 3.6 L GAS, 8 Cyl 4.2 L GAS
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Audi Voltage Regulator Part Number: 03L-903-803-D
$216.57 MSRP: $303.32
You Save: $86.75 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06E-903-803-G
Fits the following Audi Models:
- Q5 | 2009-2012 | Premium, Premium Plus, Prestige | 6 Cyl 3.2 L GAS
- TT Quattro | 2011-2015 | Base, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
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Audi Voltage Regulator Part Number: 028-903-803-DX
$221.33 MSRP: $309.99
You Save: $88.66 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Regulator
- Replaced by: 028-903-803-D
Fits the following Audi Models:
- 100 | 1992-1994 | Base, CS, S | 6 Cyl 2.8 L GAS
- 100 Quattro | 1992-1994 | CS | 6 Cyl 2.8 L GAS
- 80 | 1992 | Base | 5 Cyl 2.3 L GAS
- 80 Quattro | 1992 | Base | 5 Cyl 2.3 L GAS
- 90 | 1993-1995 | Base, CS, S, Sport | 6 Cyl 2.8 L GAS
- 90 Quattro | 1993-1995 | Base, CS, Sport | 6 Cyl 2.8 L GAS
- A4 | 1996-2001 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
- A4 Quattro | 1996-2001 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
- A6 | 1995-1999 | Avant, Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 1995-1999 | Avant, Base | 6 Cyl 2.8 L GAS
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Audi Voltage Regulator Part Number: 059-903-803-G
$234.42 MSRP: $328.31
You Save: $93.89 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06E-903-803-A, 06E-903-803-B
Fits the following Audi Models:
- A6 | 2006-2008 | Base | 6 Cyl 3.2 L GAS
- A6 Quattro | 2005-2008 | Avant, Base | 6 Cyl 3.2 L GAS, 8 Cyl 4.2 L GAS
- Q7 | 2007-2009 | Base, Premium | 6 Cyl 3.6 L GAS
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Audi Voltage Regulator Part Number: 059-903-803-N
$243.94 MSRP: $341.65
You Save: $97.71 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06E-903-803-S
Fits the following Audi Models:
- A4 | 2013-2016 | Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- A4 Quattro | 2013-2016 | Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- A5 | 2013-2014 | Cabriolet | 4 Cyl 2.0 L GAS
- A5 Quattro | 2013-2017 | Base, Cabriolet, Premium, Premium Plus, Prestige, Sport | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
- A6 | 2012-2013 | Premium, Premium Plus | 4 Cyl 2.0 L GAS
- A6 Quattro | 2013 | Premium, Premium Plus | 4 Cyl 2.0 L GAS
- A7 Quattro | 2012-2017 | Base, Competition, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
- allroad | 2013-2016 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L FLEX
- S4 | 2013-2016 | Base, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
- S5 | 2013-2017 | Base, Cabriolet, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
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Audi Voltage Regulator Part Number: 07K-903-803
$252.86 MSRP: $354.15
You Save: $101.29 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06E-903-803-F
Fits the following Audi Models:
- A4 | 2009-2012 | Base | 4 Cyl 2.0 L GAS
- A4 Quattro | 2009-2012 | Avant, Base | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
- A5 | 2010-2012 | Cabriolet | 4 Cyl 2.0 L GAS
- A5 Quattro | 2010-2012 | Base, Cabriolet | 4 Cyl 2.0 L GAS
- Q5 | 2009-2012 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
- S4 | 2010-2012 | Base | 6 Cyl 3.0 L GAS
- TT Quattro | 2011-2015 | Base, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- TT RS Quattro | 2012-2013 | Base | 5 Cyl 2.5 L GAS
- TTS Quattro | 2011-2015 | Base | 4 Cyl 2.0 L GAS
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Audi Voltage Regulator Part Number: 06F-903-803-B
$255.84 MSRP: $358.32
You Save: $102.48 (29%)
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Product Specifications
- Other Name: Regulator
- Replaces: 06F-903-803, 06F-903-803-A
Fits the following Audi Models:
- A3 | 2006-2013 | Base, TDI | 4 Cyl 2.0 L DIESEL, 4 Cyl 2.0 L GAS
- A3 Quattro | 2006-2010 | Base | 4 Cyl 2.0 L GAS, 6 Cyl 3.2 L GAS
- TT RS Quattro | 2012-2013 | Base | 5 Cyl 2.5 L GAS
- TTS Quattro | 2009-2010 | Base | 4 Cyl 2.0 L GAS
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Audi Voltage Regulator

Stick with genuine OEM Voltage Regulator when you need quality that holds up. Audi crafts these parts to hit strict factory specs for every single unit. They also run each part through rigorous checks during production to maintain high quality. You can find exact Audi Voltage Regulator you need in our huge stock at AudiPartsGiant.com. You'll love our low, economical prices too. Every OEM part carries a real manufacturer's warranty, so you can buy with confidence. Returns aren't a headache here because our policy is simple. Plus, our speedy delivery gets orders out fast. Shop today and buy with total peace of mind.