Audi A6 Fuel and Emissions Systems

Essential Audi A6 Fuel and Emissions Systems

Carquest – Fuel Injector Seal Kit (Part No.274830)

Fuel Injector Seal Kit

from

$49.05
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • High-quality materials withstand extreme conditions
  • Undergoes extensive testing to ensure reliability
  • As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
See More

Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDN1049)

Evaporative Emissions System Leak Detection Pump

from

$264.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Vaico – Q+ OE Quality Vacuum Non Return Check Valve (Part No.B2024299234VCO)

Q+ OE Quality Vacuum Non Return Check Valve

from

$43.99
The Vaico Vacuum Non Return Check Valve is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Made in Germany OE Quality
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications Q+ The Seal of Excellence
  • ALWAYS OEM QUALITY
  • ALWAYS MADE IN GERMANY
See More

Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECC1081)

Manifold Absolute Pressure Sensor (MAP)

from

$48.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.

Product Features:
  • CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
  • CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
  • CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.
See More

Vaico – Air Pump (Part No.B6010322330VCO)

Air Pump

from

$297.71
Air Pump

Carquest Premium – Secondary Air Injection Pump Check Valve (Part No.EGA1181)

Secondary Air Injection Pump Check Valve

from

$49.99
The Secondary Air Injection system is an emission control device designed to pump fresh air into the engine exhaust system to reduce harmful emissions and convert the emission into harmless water vapor via a chemical reaction. These systems were used heavily in the pre-catalytic converter emission control period but found some application in vehicles with catalytic converter systems.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
See More

Carquest Premium – Multi Purpose Relay (Part No.RAA1337)

Multi Purpose Relay

from

$15.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Pierburg – Fuel Pump Control Mo (Part No.E3006655077APG)

Fuel Pump Control Mo

from

$234.16
Fuel Pump Control Mo

Delphi – Fuel Injection Pressure Regulator (Part No.FP10312)

Fuel Injection Pressure Regulator

from

$172.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation, no audible regulator noise
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability
See More

INA – Fuel Pump Tappet (Part No.E3013418177INA)

Fuel Pump Tappet

from

$36.95
Fuel Pump Tappet

Carquest Premium – Fuel Pressure Sensor (Part No.FPA1021)

Fuel Pressure Sensor

from

$66.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Pierburg – Brake Vacuum Pump (Part No.N4050446713APG)

Brake Vacuum Pump

from

$229.05
Brake Vacuum Pump

Carquest Premium – Fuel Injector Connector (Part No.PTA1064)

Fuel Injector Connector

from

$4.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1107)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$12.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Felpro – O-RING (Part No.71857)

O-RING

from

$3.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

Carquest Premium – Diverter Valve (Part No.GAC1166)

Diverter Valve

from

$148.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Fuel Cap: 10827, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10827)

Fuel Cap: 10827, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$16.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
See More

Bosch – Bosch Fuel Pressure Regulator (Part No.C300056477BOS)

Bosch Fuel Pressure Regulator

from

$51.73
An essential part of the Fuel System, the Fuel Pressure Regulators’ sole purpose is to maintain fuel pressure at a constant differential to manifold vacuum under all engine load conditions.

Product Features:
  • Corrosion resistant housing material
  • Premium diaphragm materials for longer service life
  • Internal precision components maintain stable fuel pressure and ensure adequate fuel return
  • Meets or exceeds OEM specifications
See More

Original Equipment – Relay (Part No.P2020384416OEA)

Relay

from

$12.88
Relay

BSE Original – Mass Air Flow (MAF) Sensor (Part No.221048M)

Mass Air Flow (MAF) Sensor

from

$56.99
Blue Streak Electronics is the leader in remanufactured electronics since 1987 and a name synonymous with OE performance. Blue Streak Electronics provides the highest quality, most comprehensive line of Engine, Transmission, Body, Powertrain control modules, Mass Air Flow Sensors, Diagnostic tools and Flash Programming solutions.

Product Features:
  • BSE mass air flow sensors are 100% tested to perform like new. OEM designs are analyzed, and design upgrades are implemented when necessary to provide improved durability over the OEM design.
  • Sensors are validated for extended run, extreme hot and cold, over-voltage, over-current, and shock and vibration.
  • Guaranteed to match vehicle requirements for performance, drivability, fuel economy and emissions.
  • All parts are THE ORIGINAL parts your car was built with. All parts are validated for on car fit, form, and function.
See More

Vaico – Air Pump Hose (Part No.B6030460228VCO)

Air Pump Hose

from

$103.83
Air Pump Hose

Carquest Premium – Engine Crankcase Suction Pump (Part No.EGC1282)

Engine Crankcase Suction Pump

from

$65.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

APA/URO Parts – Suction Pump (Part No.B2045325720APA)

Suction Pump

from

$42.02
The APA/URO PCV Suction Pump is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
See More

NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 17.75" Long, Heated, Direct Fit (Part No.27052)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 17.75" Long, Heated, Direct Fit

from

$189.99
NTK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air-Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how rich or lean an engine is running and make continuous and precise adjustments of the air-fuel mixture to stay closest to stoichiometric, providing the best possible combustion and fewest emissions. A ceramics company at our core, NTK uses state-of-the art technology enabling complete control of the ceramics used in our wideband oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
  • PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
  • OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
  • EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
  • EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
  • ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
  • NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
See More

DENSO – First Time Fit Air Fuel Ratio Sensor (Part No.C5015689987ND)

First Time Fit Air Fuel Ratio Sensor

from

$176.72
DENSO a global supplier to automakers manufactures an OE-equivalent direct fit air fuel ratio sensor that maintains the quality and performance of the Original Equipment it replaces. DENSO continues to innovate with the latest development in air fuel ratio sensors. These components, also known as wide-band oxygen sensors, have a broader response range to provide much finer control of air/fuel mixtures over a greater variety of operating conditions.

Product Features:
  • Tarnish-proof platinum electrodes provides longer life and maintains accuracy
  • Quick-response planar zirconia element can quickly detect oxygen concentration
  • Measures A/F ratios from approximately 12:1 to 19:1
  • Increased performance by mapping a/f ratios throughout rpm range
  • Reduces emissions by keeping the air-fuel mixture at an optimum ratio
See More

Helping You Find the Right Fuel and Emissions Systems for Your Audi A6

You love your A6. So we’ve made it easier than ever to help you find Audi A6 Fuel and Emissions Systems in our online catalog. Our inventory holds 236 aftermarket and OEM Fuel and Emissions Systems for your Audi A6, ranging from $1.07 to $821.99.

We offer parts from 32 brands trusted to make quality Fuel and Emissions Systems for your Audi A6. Before you buy, take some time to read through customer reviews. We currently have 4,540 reviews of Audi A6 Fuel and Emissions Systems from previous customers. Some of the top rated parts include Evaporative Emissions Purge Solenoid Valve with 4.5 stars and 30 AMP 12 Volt 4 Pin Universal Relay with 4.8 stars.

Find your A6 Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Audi A6 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Audi A6

Our inventory holds Fuel and Emissions Systems for your Audi A6 from 32 trusted brands. You’ll find OEM and aftermarket parts from brands like Bosch, Felpro, and Carquest Premium, all of which can keep that Audi happy.
We have Delphi parts available for your Audi A6 in categories like Fuel Injectors. Some of the top-rated Delphi parts in these categories are:
Mass Air Flow Sensor
from $223.99
(1)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top-Rated Bosch Fuel and Emissions Systems

Leading Bosch Fuel and Emissions Systems

We carry Bosch brand parts for your Audi A6 across several catalog categories, including Oxygen Sensors. Some of our most reviewed Bosch parts include:

FAQs for Audi A6 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Audi A6?

Out of 236 Fuel and Emissions Systems for the Audi A6, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits
Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal
from $61.99
This product is not rated
Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal
Oxygen Sensors

What are the top-rated Audi A6 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Audi A6 based on customer reviews/ratings are:
Evaporative Emissions Purge Solenoid Valve
from $52.99
(11)
Evaporative Emissions Purge Solenoid Valve
“Fits my 07 Silverado 2500 classic, turned the EVAP code off. Old ones valve was stuck in the open position allowing vapor to constantly flow into the”
30 AMP 12 Volt 4 Pin Universal Relay
from $9.99
(8)
30 AMP 12 Volt 4 Pin Universal Relay
“I used this unit to reconfigure my ignition on my 1974 C-10. Easy to wire up & so far everything is working fine.”
Fuel Cap: 10827, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $16.49
(8)
Fuel Cap: 10827, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“Fits perfect & works fine. No check engine light (CEL) on the dash. It has a seal and is a right fit.”