Audi A8 Quattro Fuel and Emissions Systems

Essential Audi A8 Quattro Fuel and Emissions Systems

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1224)

Exhaust Gas Recirculation (EGR) Valve Gasket

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$5.99
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.
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Dorman – Evaporative Emissions Purge Solenoid Valve (Part No.911-800)

Evaporative Emissions Purge Solenoid Valve

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$52.99
Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge valve. It is critical to the evaporative emissions system and fulfills government requirements.

Product Features:
  • Direct replacement – this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle’s evaporative emissions system
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment quality at a lower price
  • Quality tested – has undergone testing to ensure proper fit and performance
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DENSO – Oxygen Sensor: Downstream, 4 Wire, 30.43" Long, Heated, Exact Fit (Part No.234-4589)

Oxygen Sensor: Downstream, 4 Wire, 30.43" Long, Heated, Exact Fit

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$215.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
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NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 52.3" Long, Heated, Direct Fit (Part No.24342)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 52.3" Long, Heated, Direct Fit

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$214.99
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
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Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECC1081)

Manifold Absolute Pressure Sensor (MAP)

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$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.
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Original Equipment – Emissions Temp Senso (Part No.D4100488691OEA)

Emissions Temp Senso

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$56.88
Emissions Temp Senso

Vemo – Fuel Pressure Sensor (Part No.C3001456243VMO)

Fuel Pressure Sensor

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$78.66
Fuel Pressure Sensor

Carquest Premium – Fuel Injector Seal Kit (Part No.AS017)

Fuel Injector Seal Kit

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$2.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
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Original Equipment – Relay (Part No.P2020384416OEA)

Relay

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$12.88
Relay

Bosch – Exhaust Gas Diff. Pr (Part No.H1027949417BOS)

Exhaust Gas Diff. Pr

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$61.17
Exhaust Gas Diff. Pr

Rein – Cap-Fuel (Part No.CPF0023P)

Cap-Fuel

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$13.99
Rein OE Quality Fuel Cap
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Pierburg – Vacuum Pump (Part No.B72502688266APG)

Vacuum Pump

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$226.00
Vacuum Pump

Carquest Premium – Electric Fuel Pump Inertia Switch (Part No.SBA4426)

Electric Fuel Pump Inertia Switch

from

$84.99
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.
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Hitachi – High Pressure Fuel Pump – New Actual OE Part (Part No.HPP0005)

High Pressure Fuel Pump - New Actual OE Part

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$456.99
Hitachi’s High Pressure Fuel Pumps (HPPs) are designed to enhance fuel volume delivery for exceptional operation and faster vehicle response. Our HPPs are a good alternative to the standard fuel pump for direct injection, supercharged, and turbocharged applications commonly found in todays vehicles. Pump housing is made of high strength aluminum to ensure durability while keeping weight low. Precision machined surfaces prevent fuel leakage/pressure drop while chemical resistant seals prevent premature wear from ethanol mixed fuels. Designed to meet the exact needs of each specific vehicle, Hitachi’s High Pressure Fuel Pumps are the premium choice. Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivering industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters.

Product Features:
  • These quality High Pressure Pumps provide exceptional operation with enhanced fuel volume delivery and faster vehicle response. Promotes a rise of fuel pressure from startup; reduces current consumption.
  • Hitachi is a Tier 1 OE supplier for high pressure fuel pumps
  • 100% NEW, never remanufactured
  • Meets the OE performance and durability standards for this application
  • High strength aluminum housing for light weight and durability
  • Chemical resistant seals prevent premature wear from ethanol mixed fuels
  • Precision machined surfaces prevent fuel leakage and subsequent pressure drop
  • O-Ring/Gaskets included when applicable
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Carquest Premium – Injector Seal Kit (Part No.AS060)

Injector Seal Kit

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$21.99
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
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Elring – Fuel Injector O-Ring (Part No.C101262400ELR)

Fuel Injector O-Ring

from

$1.07
Fuel Injector O-Ring

Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDE1057)

Evaporative Emissions System Leak Detection Pump

from

$431.99
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.
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Pierburg – EGR Vacuum Solenoid (Part No.B7008461791APG)

EGR Vacuum Solenoid

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$86.16
EGR Vacuum Solenoid

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1842)

Vapor Canister Purge Solenoid

from

$89.99
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.
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Carquest Premium – Engine Camshaft Position Sensor Interrupter (Part No.CSA2444)

Engine Camshaft Position Sensor Interrupter

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$14.49
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.

Product Features:
  • Designed to meet or exceed OE specifications in form, fit and function
  • Global coverage for import and/or domestic applications
  • Premium quality materials for longer service life
  • Precise design tolerances for greater reliability and OE levels of performance
  • Life-cycle tested to meet or exceed OE specifications
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Carquest Premium – Multi Purpose Relay (Part No.RAA1816)

Multi Purpose Relay

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$55.99
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.
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Continental – Fuel Pump Module Assembly Left (Part No.A2C53089990Z)

Fuel Pump Module Assembly Left

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$339.79
Continental fuel modules are a genuine OEM part. They are identical in fit, form, and function and provide the genuine quality of OE components supplied to auto manufacturers worldwide. Professional technicians and DIYers alike want quality products for ease of installation, fit, and performance. Continental fuel modules are designed for long service life and simplified installation. They are built in OE ISO TS certified facilities and manufactured to the highest quality standards. They offer dependable performance and robust design by being a genuine OEM part while still maintaining a competitive price.
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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.
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Elring – EGR Adapter Gasket (Part No.B7102387165ELR)

EGR Adapter Gasket

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$3.34
EGR Adapter Gasket

Helping You Find the Right Fuel and Emissions Systems for Your Audi A8 Quattro

You love your A8 Quattro. So we’ve made it easier than ever to help you find Audi A8 Quattro Fuel and Emissions Systems in our online catalog. Our inventory holds 247 aftermarket and OEM Fuel and Emissions Systems for your Audi A8 Quattro, ranging from $1.07 to $1,025.99.

We offer parts from 29 brands trusted to make quality Fuel and Emissions Systems for your Audi A8 Quattro. Before you buy, take some time to read through customer reviews. We currently have 12,553 reviews of Audi A8 Quattro Fuel and Emissions Systems from previous customers. Some of the top rated parts include Switching Oxygen Sensor: 4 Wire, 67" Long, Heated, Direct Fit with 4.7 stars and Wideband Oxygen Sensor: Upstream, 5 Wire, 22.24" Long, Heated, Exact Fit with 3.8 stars.

Find your A8 Quattro 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 A8 Quattro 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 A8 Quattro

Our inventory holds Fuel and Emissions Systems for your Audi A8 Quattro from 29 trusted brands. You’ll find OEM and aftermarket parts from brands like Felpro, Bosch, and Carquest Premium, all of which can keep that Audi happy.

Top-Rated Bosch Fuel and Emissions Systems

Leading Bosch Fuel and Emissions Systems

We carry Bosch brand parts for your Audi A8 Quattro across several catalog categories, including Oxygen Sensors. Some of our most reviewed Bosch parts include:

FAQs for Audi A8 Quattro Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Audi A8 Quattro?

Out of 247 Fuel and Emissions Systems for the Audi A8 Quattro, 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 A8 Quattro Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Audi A8 Quattro based on customer reviews/ratings are:
Switching Oxygen Sensor: 4 Wire, 67" Long, Heated, Direct Fit
from $138.99
(35)
Switching Oxygen Sensor: 4 Wire, 67" Long, Heated, Direct Fit
“My car smells better and we breathe so much better!!”
Wideband Oxygen Sensor: Upstream, 5 Wire, 22.24" Long, Heated, Exact Fit
from $187.99
(4)
Wideband Oxygen Sensor: Upstream, 5 Wire, 22.24" Long, Heated, Exact Fit
“It was the wrong part had to bring it back . Didn’t have any issues returning it everyone understood thank you”
Wideband Oxygen Sensor: 5 Wire, 28.74" Long, Heated, Exact Fit
from $203.99
(3)
Wideband Oxygen Sensor: 5 Wire, 28.74" Long, Heated, Exact Fit
“Looks and sounds great! Bearing was going out in the original, so I replaced it with this one because it has a lifetime warranty. It is working perfec”