What components make up the EGR system, and how does the EGR valve's mounting differ on Audi A3?

The EGR system is also not provided on all models and made up of the EGA valve, modulator valve and connecting vacuum hoses. The EGA valve is installed in different ways, according to the engine code: with BAG, BLF and BLP the valve is on the left-hand end of the cylinder head and connected to the inlet manifold and exhaust ports, and the coolant cools the exhaust gases; with BGU, BSE and BSF the valve is also on the left-hand end but attached to the air cleaner and throttle housing and to the exhaust manifold; and with AXW, BLR, BLX, and BW the valve is on the rear of the engine, on The engine top cover must be removed to enhance accessibility with special steps needed in various engine codes. In the case of engines BAG, BLF and BLP, disconnect the wiring, hoses that are connected to the EGA valve, de-mount the connecting pipes and un-screw the mounting bolts to remove the EGA valve making sure to reclaim the gaskets and seals. Changing engines SGU, SSE, and SSF, remove the top cover after which disconnect the air hose and wiring and undo the nuts on the EGA pipe flange and follow the pipework to the manifold and throttle housing to disconnect the pipework. In the case of engines AXW, SLR, SLX, and SVY, it is done by removing the top cover, disconnecting the wiring and the hoses, unscrewing the bolts connecting the connecting pipes and finally removing the EGA valve keeping a note on the location of the bracket. Refitting all models would be in terms of undoing the process used to remove it, replacing it with new gaskets and O-ring seals, and maintaining appropriate torque requirements during the examination of the cooling system.

Genuine Audi EGR Valve

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38 EGR Valves found

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Audi EGR Valve Part Number: 04L-131-501-S
$201.10 MSRP: $281.65
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Product Specifications
- Other Name: Valve
- Replaces: 04L-131-501-N, 04L-131-501-E
Fits the following Audi Models:
- A3 | 2015-2016 | TDI Premium, TDI Premium Plus, TDI Prestige | 4 Cyl 2.0 L DIESEL
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Audi Combination Valve Part Number: 06E-131-102-P
$252.28 MSRP: $353.34
You Save: $101.06 (29%)
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Product Specifications
- Other Name: Valve; Air Valve, EGR Valve
- Position: Right
- Replaces: 06E-131-102-N, 06E-131-102-G
Fits the following Audi Models:
- A6 | 2016-2018 | Premium, Premium Plus, Sport | 4 Cyl 2.0 L GAS
- A6 Quattro | 2012-2018 | Competition, Premium, Premium Plus, Prestige, Sport, TDI Premium Plus, TDI Prestige | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 3.0 L GAS
- A7 Quattro | 2016-2018 | Competition, Premium Plus, Prestige | 6 Cyl 3.0 L GAS
- A8 Quattro | 2015-2018 | Base, L | 6 Cyl 3.0 L GAS
- S6 | 2016-2018 | Premium Plus, Prestige | 8 Cyl 4.0 L GAS
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Audi Combination Valve Part Number: 06K-131-097-L
$276.66 MSRP: $387.48
You Save: $110.82 (29%)
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Product Specifications
- Other Name: Valve; Combination Valve
- Replaces: 06K-131-097-H
Fits the following Audi Models:
- A3 | 2015-2017 | Premium, Premium Plus, Prestige | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS
- A3 Quattro | 2015-2017 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- S3 | 2015-2017 | Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- TT Quattro | 2016 | Base | 4 Cyl 2.0 L GAS
- TTS Quattro | 2016 | Base | 4 Cyl 2.0 L GAS
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Audi Combination Valve Part Number: 06K-131-097-AA
$264.76 MSRP: $370.82
You Save: $106.06 (29%)
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Product Specifications
- Other Name: Valve; Check Valve, Combination Valve, Control Valve
- Replaces: 06K-131-097-K
Fits the following Audi Models:
- A3 | 2016-2020 | Premium, Premium Plus, Prestige, Titanium | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS
- A3 Quattro | 2016-2020 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- Q3 | 2019-2024 | Premium, Premium Plus, Prestige, S-Line Premium, S-Line Premium Plus, S-Line Prestige | 4 Cyl 2.0 L GAS
- S3 | 2016-2020 | Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
- TT Quattro | 2016-2023 | Base | 4 Cyl 2.0 L GAS
- TT RS Quattro | 2018-2022 | Base, Heritage Edition | 5 Cyl 2.5 L GAS
- TTS Quattro | 2016-2023 | Base | 4 Cyl 2.0 L GAS
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Audi EGR Valve Part Number: 059-131-503-AM
$300.46 MSRP: $420.82
You Save: $120.36 (29%)
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Product Specifications
- Other Name: Valve; EGR Valve
- Replaces: 059-131-503-AD, 059-131-503-AK, 059-131-503-AA
Fits the following Audi Models:
- A7 Quattro | 2014-2015 | TDI Premium Plus, TDI Prestige | 6 Cyl 3.0 L DIESEL
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Audi EGR Valve Part Number: 078-131-101-M
$236.81 MSRP: $331.67
You Save: $94.86 (29%)
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Product Specifications
- Other Name: Valve; EGR Valve
- Position: Left
Fits the following Audi Models:
- A4 | 2000-2001 | Base | 6 Cyl 2.8 L GAS
- A4 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 Combination Valve Part Number: 079-131-101-AJ
$271.90 MSRP: $380.82
You Save: $108.92 (29%)
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Product Specifications
- Other Name: Valve; EGR Valve
- Position: Right
- Replaces: 079-131-101-AD
Fits the following Audi Models:
- A8 Quattro | 2013-2018 | Base, L, L Sport | 8 Cyl 4.0 L GAS
- RS7 | 2014-2018 | Base, Performance | 8 Cyl 4.0 L GAS
- S6 | 2013-2018 | Base, Premium Plus, Prestige | 8 Cyl 4.0 L GAS
- S7 | 2013-2018 | Base, Premium Plus, Prestige | 8 Cyl 4.0 L GAS
- S8 | 2013-2018 | Base, Plus | 8 Cyl 4.0 L GAS
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Audi Combination Valve Part Number: 079-131-101-AK
$140.04 MSRP: $196.13
You Save: $56.09 (29%)
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Product Specifications
- Other Name: Valve; EGR Valve
- Position: Left
- Replaces: 079-131-101-AE
Fits the following Audi Models:
- A8 Quattro | 2013-2018 | Base, L, L Sport | 8 Cyl 4.0 L GAS
- S8 | 2013-2018 | Base, Plus | 8 Cyl 4.0 L GAS
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Audi Air Control Valve Part Number: 06A-131-102-G
$239.19 MSRP: $335.00
You Save: $95.81 (29%)
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Product Specifications
- Other Name: Valve; Air Control Valve
- Replaces: 06A-131-102-D
Fits the following Audi Models:
- TT | 2001-2006 | Base | 4 Cyl 1.8 L GAS
- TT Quattro | 2001-2006 | ALMS Edition, Base | 4 Cyl 1.8 L GAS
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Audi EGR Valve Part Number: 078-131-101-AB
$240.38 MSRP: $336.67
You Save: $96.29 (29%)
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Product Specifications
- Other Name: Valve; EGR Valve
- Position: Left
- Replaces: 078-131-101-P
Fits the following Audi Models:
- A6 Quattro | 2000-2004 | Base | 6 Cyl 2.7 L GAS
- Allroad Quattro | 2001-2005 | Base | 6 Cyl 2.7 L GAS
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Audi Combination Valve Part Number: 079-131-101-AP
$278.57 MSRP: $390.15
You Save: $111.58 (29%)
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Product Specifications
- Other Name: Valve
- Replaces: 079-131-101-AG, 079-131-101-F, 079-131-101-R
Fits the following Audi Models:
- R8 | 2014-2015, 2008-2012 | Base, Spyder | 8 Cyl 4.2 L GAS
- RS4 | 2007-2008 | Base, Cabriolet | 8 Cyl 4.2 L GAS
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Audi Air Control Valve Part Number: 06A-131-102-H
$110.71 MSRP: $155.05
You Save: $44.34 (29%)
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Product Specifications
- Other Name: Valve; Air Control Valve
- Replaces: 06A-131-102-F, 06A-131-102-A
Fits the following Audi Models:
- TT | 2000-2006 | Base | 4 Cyl 1.8 L GAS
- TT Quattro | 2000-2006 | ALMS Edition, Base | 4 Cyl 1.8 L GAS
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Audi EGR Valve Part Number: 06C-131-101-E
$259.42 MSRP: $363.33
You Save: $103.91 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve
- Position: Left
- Replaces: 06C-131-101
Fits the following Audi Models:
- A4 | 2002-2005 | Base, Cabriolet | 6 Cyl 3.0 L GAS
- A4 Quattro | 2002-2006 | Avant, Base, Cabriolet | 6 Cyl 3.0 L GAS
- A6 | 2002-2004 | Base | 6 Cyl 3.0 L GAS
- A6 Quattro | 2002-2004 | Avant, Base | 6 Cyl 3.0 L GAS
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Audi EGR Valve Part Number: 06C-131-102-E
$261.80 MSRP: $366.67
You Save: $104.87 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve
- Position: Right
- Replaces: 06C-131-102-A
Fits the following Audi Models:
- A4 | 2002-2005 | Base, Cabriolet | 6 Cyl 3.0 L GAS
- A4 Quattro | 2002-2006 | Avant, Base, Cabriolet | 6 Cyl 3.0 L GAS
- A6 | 2002-2004 | Base | 6 Cyl 3.0 L GAS
- A6 Quattro | 2002-2004 | Avant, Base | 6 Cyl 3.0 L GAS
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Audi Combination Valve Part Number: 079-131-102-D
$273.69 MSRP: $383.31
You Save: $109.62 (29%)
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Product Specifications
- Other Name: Valve; EGR Valve
- Position: Right
- Replaces: 079-131-102-C
Fits the following Audi Models:
- S5 | 2011-2012 | Base | 8 Cyl 4.2 L GAS
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Audi Connector Pipe Valve Assembly Part Number: 078-131-101-AG
$339.14 MSRP: $474.98
You Save: $135.84 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve; EGR Valve
- Replaces: 078-131-101-AC, 078-131-101-F, 078-131-101-AD, 078-131-101-N
Fits the following Audi Models:
- 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 | 1998-2001 | Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 1998-2004 | Avant, Base | 6 Cyl 2.8 L GAS, 8 Cyl 4.2 L GAS
- A8 Quattro | 2000-2006 | Base, L | 8 Cyl 4.2 L GAS
- S6 | 2002-2003 | Avant | 8 Cyl 4.2 L GAS
- S8 | 2001-2003 | Base | 8 Cyl 4.2 L GAS
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Audi Connector Pipe Valve Assembly Part Number: 078-131-102-T
$339.14 MSRP: $474.98
You Save: $135.84 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve; EGR Valve
- Replaces: 078-131-102-F, 078-131-102-N, 078-131-102-Q, 078-131-102, 078-131-102-L
Fits the following Audi Models:
- 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 | 1998-2001 | Base | 6 Cyl 2.8 L GAS
- A6 Quattro | 1998-2006 | Avant, Base | 6 Cyl 2.8 L GAS, 8 Cyl 4.2 L GAS
- A8 Quattro | 2000-2006 | Base, L | 8 Cyl 4.2 L GAS
- Allroad Quattro | 2004-2005 | Base | 8 Cyl 4.2 L GAS
- RS4 | 2007-2008 | Base | 8 Cyl 4.2 L GAS
- S4 | 2004-2009 | Avant, Base, Cabriolet | 8 Cyl 4.2 L GAS
- S6 | 2002-2003 | Avant | 8 Cyl 4.2 L GAS
- S8 | 2001-2003 | Base | 8 Cyl 4.2 L GAS
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Audi Combination Valve Part Number: 079-131-101-AR
$345.09 MSRP: $483.32
You Save: $138.23 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve; Combination Valve
- Replaces: 06B-131-101-H, 06B-131-101-C, 06B-131-101-G, 06B-131-101-K
Fits the following Audi Models:
- A4 | 2001-2006 | Base, Cabriolet | 4 Cyl 1.8 L GAS
- A4 Quattro | 2001-2005 | Avant, Base | 4 Cyl 1.8 L GAS
- RS7 | 2014-2018 | Base, Performance | 8 Cyl 4.0 L GAS
- S6 | 2013-2018 | Base, Premium Plus, Prestige | 8 Cyl 4.0 L GAS
- S7 | 2013-2018 | Base, Premium Plus, Prestige | 8 Cyl 4.0 L GAS
- S8 | 2007-2009 | Base | 10 Cyl 5.2 L GAS
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Audi Air Control Valve Part Number: 022-131-101-E
$356.99 MSRP: $499.98
You Save: $142.99 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve; Air Control Valve
- Replaces: 021-131-101-E, 022-131-101-C
Fits the following Audi Models:
- A3 Quattro | 2006-2008 | Base | 6 Cyl 3.2 L GAS
- TT | 2004-2006 | Base | 4 Cyl 1.8 L GAS
- TT Quattro | 2004-2006 | Base, Special Edition | 4 Cyl 1.8 L GAS, 6 Cyl 3.2 L GAS
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Audi Diverter Valve Part Number: 06A-131-101-D
$356.99 MSRP: $499.98
You Save: $142.99 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Valve; EGR Valve
- Replaces: 06A-131-101-C, 06A-131-101-B
Fits the following Audi Models:
- S6 | 2007-2011 | Base | 10 Cyl 5.2 L GAS

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1-20 of 38 Results

Audi EGR Valve

Audi EGR Valve contributes to reducing harmful nitrogen oxides by directing cooled exhaust gases back to the intake to maintain peak flame temperatures to ensure cleaner performance without jeopardizing smooth power delivery. Audi began in 1909 and grew through innovation, from the early water-cooled motors to the famous Quattro all-wheel drive that allows drivers to remain confident on slippery roads. Today Audi combines a keen sense of design with Virtual Cockpit screens, adaptive matrix headlights, and an ever-expanding e-tron electric family, proving that the brand values technology that helps with day-to-day driving and future mobility. Continuous research in self-driving systems also shows Audi pushing boundaries to make journeys safer, smarter, and more exciting. The EGR Valve applied across the lineup opens during light throttle cruise but closes when idle or full acceleration is applied, balancing emissions control and responsive feel. Modern electronic EGR Valve units respond more quickly than old vacuum types, sending position feedback so that the engine computer can fine-tune flow and prevent carbon buildup from damaging efficiency. By moderating the heat of combustion, the EGR Valve prevents knock and protects the internal parts, helping every gasoline or diesel Audi to stay within strict global standards without losing the character of spirited driving that drivers expect. Reliable, quick-acting, and quietly efficient, the component is the underlining of how Audi focuses on performance that stays respectful to the environment.

Stick with genuine OEM EGR Valve 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 EGR Valve 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.

Audi EGR Valve Parts and Q&A

EGR Valve
04L-131-501-S
Q: What components make up the EGR system, and how does the EGR valve's mounting differ on Audi A3?
A:
The EGR system is also not provided on all models and made up of the EGA valve, modulator valve and connecting vacuum hoses. The EGA valve is installed in different ways, according to the engine code: with BAG, BLF and BLP the valve is on the left-hand end of the cylinder head and connected to the inlet manifold and exhaust ports, and the coolant cools the exhaust gases; with BGU, BSE and BSF the valve is also on the left-hand end but attached to the air cleaner and throttle housing and to the exhaust manifold; and with AXW, BLR, BLX, and BW the valve is on the rear of the engine, on The engine top cover must be removed to enhance accessibility with special steps needed in various engine codes. In the case of engines BAG, BLF and BLP, disconnect the wiring, hoses that are connected to the EGA valve, de-mount the connecting pipes and un-screw the mounting bolts to remove the EGA valve making sure to reclaim the gaskets and seals. Changing engines SGU, SSE, and SSF, remove the top cover after which disconnect the air hose and wiring and undo the nuts on the EGA pipe flange and follow the pipework to the manifold and throttle housing to disconnect the pipework. In the case of engines AXW, SLR, SLX, and SVY, it is done by removing the top cover, disconnecting the wiring and the hoses, unscrewing the bolts connecting the connecting pipes and finally removing the EGA valve keeping a note on the location of the bracket. Refitting all models would be in terms of undoing the process used to remove it, replacing it with new gaskets and O-ring seals, and maintaining appropriate torque requirements during the examination of the cooling system.