2005 Audi A4 Fuel and Emissions Systems

Essential 2005 Audi A4 Fuel and Emissions Systems

Carquest – Fuel Injector (Part No.67456)

Fuel Injector

from

$142.99
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
  • Stainless steel calibration slide and spring assembly prevents corrosion within the fuel control body leading to an extended service life
  • Precision wound and trimmed solenoid windings allow the computer to command efficient delivery of fuel
  • High-temp Viton O-rings enable prolonged sealing of injector under extreme heat conditions
  • Fiber optic yttrium aluminum garnet “YAG” laser welding and 100 million cycle testing ensure quality in every box
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment and aftermarket fuel injection products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Dorman – Secondary Air Injection Pump (Part No.306-031)

Secondary Air Injection Pump

from

$476.99
This secondary air injection pump is designed to match the fit and function of the original pump on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this secondary air injection pump is designed to match the fit and function of the original pump on specified applications
  • Restores functionality – reliable replacement for an original part that is leaking or has failed due to internal component failure
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

VDO – Intake Manifold Actuator (Part No.B1205393886VDO)

Intake Manifold Actuator

from

$264.32
Intake Manifold Actuator

Pierburg – Secondary Air Inj. S (Part No.B7067242629APG)

Secondary Air Inj. S

from

$92.58
Secondary Air Inj. S

Carquest Premium – Vapor Canister (Part No.CPN1736)

Vapor Canister

from

$821.99
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

Bosch – Fuel Injector O-Ring (Part No.C10131449938BOS)

Fuel Injector O-Ring

from

$8.13
Fuel Injector O-Ring

Vemo – Vemo Fuel Pump Relay (Part No.P2037127099VMO)

Vemo Fuel Pump Relay

from

$64.12
The Vemo Fuel Pump Relay 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

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

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

Pierburg – EGR Vacuum Solenoid (Part No.B7008274290APG)

EGR Vacuum Solenoid

from

$107.87
EGR Vacuum Solenoid

Hitachi – High Pressure Fuel Pump – New Actual OE Part (Part No.HPP0003)

High Pressure Fuel Pump - New Actual OE Part

from

$457.99
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
See More

Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

from

$2.43
Fuel Injector Seal

Kayser – Vacuum Check Valve (Part No.O404032232KAY)

Vacuum Check Valve

from

$23.71
Vacuum Check Valve

MTC – Air Pump Hose (Part No.B6030268074MTC)

Air Pump Hose

from

$35.77
Air Pump Hose

BLAU – Fuel Tank (Gas) Cap (Part No.E201031981BLA)

Fuel Tank (Gas) Cap

from

$45.39
Blau Fuel Tank Caps are manufactured to meet OE quality, and performance for reliable operation.

Product Features:
  • Meets OE vehicle standards
  • Factory type retaining strap for user convenience
  • OE quality seal ensures fuel tank emissions are maintained preventing check engine warnings.
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

Pierburg – Fuel Pump Control Mo (Part No.E3006567684APG)

Fuel Pump Control Mo

from

$209.59
Fuel Pump Control Mo

APA/URO Parts – Vacuum Check Valve (Part No.O404032232APA)

Vacuum Check Valve

from

$9.86
Vacuum Check Valve

Rein – Thermo Switch (Part No.ELT0059)

Thermo Switch

from

$11.99
Electrical parts control all aspects of vehicles on the road today. Replacing these components when they are starting to fail will ensure your vehicle has maximum performance and fuel economy. This is why Rein Automotive electrical parts are application specific and match the design and function of the OE parts.

Product Features:
  • Tested to ensure maximum performance
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • Long life and durability
  • Made by the OE manufacturer
See More

Carquest Premium – Air Charge Temperature Sensor (Part No.WTA1883)

Air Charge Temperature Sensor

from

$63.99
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

Delphi – Fuel Pump Module Assembly: With Float Arm, Seal, Fuel Feed Line (Part No.FG0983)

Fuel Pump Module Assembly: With Float Arm, Seal, Fuel Feed Line

from

$301.99
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
  • Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
  • Lower amperage draws less load on vehicle’s electrical system
  • Part is validated, tested and matched to the right vehicle application
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
  • Lower failure rates due to its innovative design and durability
See More

ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)

Multi-Purpose Wire Connector with Leads

from

$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
See More

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
See More

DENSO – Oxygen Sensor: Downstream, 4 Wire, 67.32" Long, Heated, Exact Fit (Part No.234-4809)

Oxygen Sensor: Downstream, 4 Wire, 67.32" Long, Heated, Exact Fit

from

$123.99
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
See More

Bosch – Fuel Injector O-Ring (Part No.C10132176494BOS)

Fuel Injector O-Ring

from

$19.95
Fuel Injector O-Ring

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

Evaporative Emissions Purge Solenoid Valve

from

$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
See More

Carquest Premium – Multi Purpose Relay (Part No.RAA1246)

Multi Purpose Relay

from

$30.49
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.
See More

Bosch – Relay (Part No.P202039707BOS)

Relay

from

$14.56
Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket.
See More

2005 Audi A4 Fuel and Emissions Systems

You count on your 2005 Audi A4 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 140 Fuel and Emissions Systems ranging in price from $2.05 to $821.99, you’re sure to find everything you need for your 2005 Audi A4.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 30 different brands like Bosch, Delphi, and Carquest Premium. 2005 Audi A4 Fuel and Emissions Systems start as low as $2.05!

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 852 extensive product reviews on 2005 Audi A4 Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Evaporative Emissions Purge Solenoid Valve with 4.5 stars and Mass Air Flow (MAF) Sensor with 5.0 stars.

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 2005 Audi A4 below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2005 Audi A4

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 2005 Audi A4 running right for years to come. In our inventory you’ll find brands like Bosch, Delphi, Carquest Premium, and even more.

Popular Hitachi Fuel and Emissions Systems

You’ll find popular Hitachi brand products across Fuel Injectors. All are waiting to get your 2005 Audi A4 back on the road. Some of the top-rated Hitachi products in these categories are:
Mass Air Flow Sensor
from $164.99
(2)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top-Rated Bosch Fuel and Emissions Systems


If Bosch are what you’re looking for, our inventory holds plenty. We stock Bosch brand Fuel and Emissions Systems for your 2005 Audi A4, and some of our most reviewed Bosch parts include:

FAQs for 2005 Audi A4 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2005 Audi A4?

Out of 140 Fuel and Emissions Systems for the 2005 Audi A4, 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
Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings
from $12.99
This product is not rated
Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings
Fuel Injector Seal Kits

What are the top-rated 2005 Audi A4 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2005 Audi A4 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”
Mass Air Flow (MAF) Sensor
from $169.99
(2)
Mass Air Flow (MAF) Sensor
“I know the price is really high for this part, but if you want reliability, efficiency and performance to be as it should, do not skimp on your MAF an”
Oxygen Sensor: 4 Wire, 68.7" Long, Heated, Exact Fit
from $111.99
(2)
Oxygen Sensor: 4 Wire, 68.7" Long, Heated, Exact Fit
“Price good better than other auto parts. Stores”