2018 Audi S8 Fuel and Emissions Systems

Essential 2018 Audi S8 Fuel and Emissions Systems

Delphi – Direct Injection High Pressure Fuel Pump: Without Gasket/Seal or Wiring Harness (Part No.HM10039)

Direct Injection High Pressure Fuel Pump: Without Gasket/Seal or Wiring Harness

from

$872.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:
  • Capable of delivering fuel at high pressures that can range from 2,000-2,800 PSI
  • Mechanically driven high fuel flow pump enables rail pressure build up quickly for fast start times
  • Fuel delivered directly into the engine combustion chamber for increased horsepower and fuel economy
  • Meets OE specifications
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Motorad – Tethered Fuel Cap (Part No.MGC825T)

Tethered Fuel Cap

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$21.99
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:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
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Carquest Premium – Fuel Cap: 10825, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10825)

Fuel Cap: 10825, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$14.99
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
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Felpro – O-RING (Part No.71857)

O-RING

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$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
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Bosch – Oxygen Sensor (Part No.C5010392756BOS)

Oxygen Sensor

from

$146.08
The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
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Walker – Walker Oxygen Sensor (Part No.C5010383565WKR)

Walker Oxygen Sensor

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$232.90
Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet and exceed all original equipment specification and test requirements.

Product Features:
  • Improved Engine Response and Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install
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Dorman – Evaporation Pres Sen (Part No.E20701697887DOR)

Evaporation Pres Sen

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$165.70
Evaporation Pres Sen

Carquest Premium – Fuel Cap Tester Adapter (Part No.12427)

Fuel Cap Tester Adapter

from

$34.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12410)

Fuel Cap Tester Adapter

from

$15.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12426)

Fuel Cap Tester Adapter

from

$43.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
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Bosch – Oxygen Sensor: 4 Wire, 66.34" Long, Heated, Exact Fit (Part No.16073)

Oxygen Sensor: 4 Wire, 66.34" Long, Heated, Exact Fit

from

$109.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
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Bosch – Wideband Oxygen Sensor: 5 Wire, 28.74" Long, Heated, Exact Fit (Part No.17178)

Wideband Oxygen Sensor: 5 Wire, 28.74" Long, Heated, Exact Fit

from

$203.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:
  • Advanced Wideband sensing element for exact air/fuel measurement
  • Robust sensor design increases sensor longevity
  • Seared protection tube due to 100% functional quality test
  • ‘True Direct-fit’ OE connectors and harness
  • Pre-coated threads with anti-seize compound right out of the box
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Bosch – Oxygen Sensor (Part No.C5010939337BOS)

Oxygen Sensor

from

$140.46
The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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Carquest Premium – Fuel Pump Relay (Part No.RAA2248)

Fuel Pump Relay

from

$14.99
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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Original Equipment – Relay (Part No.P2020384416OEA)

Relay

from

$12.88
Relay

Carquest Premium – Multi Purpose Relay (Part No.RAA1319)

Multi Purpose Relay

from

$9.49
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.
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Elring – Fuel Injector O-Ring (Part No.C101262400ELR)

Fuel Injector O-Ring

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$1.07
Fuel Injector O-Ring

Continental – Fuel Pump Module Assembly Left (Part No.A2C53096826Z)

Fuel Pump Module Assembly Left

from

$279.99
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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Delphi – Electric Fuel Pump and Strainer Set: 12V, With 4 Female Blade Terminals, External Strainer (Part No.FE0734)

Electric Fuel Pump and Strainer Set: 12V, With 4 Female Blade Terminals, External Strainer

from

$748.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
  • Improved pump performance as a result of Delphi’s innovative design and durability
  • Restores fast pressure performance and system integrity, translating to better pumping through less energy
  • Part is validated, tested and matched to the right vehicle application
  • When servicing the fuel system, always check the fuel filter for possible replacement
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
  • Always replace the fuel strainer when doing a fuel pump repair
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Continental – Fuel Pump Module Assembly (Part No.A2C53096823Z)

Fuel Pump Module Assembly

from

$287.99
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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VDO – Electric Fuel Pump (Part No.E3000445499VDO)

Electric Fuel Pump

from

$385.39
The VDO Electric Fuel Pump meets or exceeds the OE specifications for fit, durability and performance.

Product Features:
  • OE-Equivalent electric fuel pump.
  • Direct fit for easy installation.
  • OE connections and fittings.
  • Highly efficient turbine design.
  • Designed for quieter operation.
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2018 Audi S8 Fuel and Emissions Systems

You count on your 2018 Audi S8 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 21 Fuel and Emissions Systems ranging in price from $1.07 to $872.99, you’re sure to find everything you need for your 2018 Audi S8.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 11 different brands like Bosch, Carquest Premium, and Delphi. 2018 Audi S8 Fuel and Emissions Systems start as low as $1.07!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 180 extensive product reviews on 2018 Audi S8 Fuel and Emissions Systems.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 2018 Audi S8 below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2018 Audi S8

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2018 Audi S8 running right for years to come. In our inventory you’ll find brands like Bosch, Carquest Premium, Delphi, and even more.

Popular Carquest Premium Fuel and Emissions Systems

You’ll find popular Carquest Premium brand products across Gas Caps. All are waiting to get your 2018 Audi S8 back on the road. Some of the top-rated Carquest Premium products in these categories are:

Top-Rated Fuel and Emissions Systems


If are what you’re looking for, our inventory holds plenty. We stock brand Fuel and Emissions Systems for your 2018 Audi S8, and some of our most reviewed parts include:

FAQs for 2018 Audi S8 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2018 Audi S8?

Out of 21 Fuel and Emissions Systems for the 2018 Audi S8, the most popular in our inventory are:
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 22.75" Long, Heated, Direct Fit
from $149.99
This product is not rated
Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 22.75" Long, Heated, Direct Fit
Air- Fuel Ratio Sensors
O-RING
from $3.99
This product is not rated
O-RING
Fuel Pump O-Rings