2004 Volkswagen Passat Fuel and Emissions Systems

Essential 2004 Volkswagen Passat Fuel and Emissions Systems

Aftermarket – Air Pump Rubber Moun (Part No.B6015231546AFT)

Air Pump Rubber Moun

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$6.72
Air Pump Rubber Moun

Original Equipment – Relay (Part No.P2020384416OEA)

Relay

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$12.88
Relay

Delphi – Series 7000 Fuel Module (Part No.E30011611734DEL)

Series 7000 Fuel Module

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$661.46
Fuel modules are designed to provide uninterrupted flow of fuel to the engine at system pressure. Depending on customer needs, the Delphi Series 7000 Fuel Module can integrate a pump, fuel level sensor, fuel filter, reservoir with active and passive filling mechanisms, and regulator in a compact, modular package that is easy to install. The Delphi Series 7000 Fuel Module also offers an in-tank fuel filter with 10-12 µm filtration. The Delphi Series 7000 Fuel Module provides superior low fuel handling and fuel level sensing performance with its enhanced bottom reference design. It also offers reduced noise levels and improved pump durability compared to conventional fuel modules. The simplicity of design also results in lower cost. This module is targeted to meet California ZEV requirements.

Product Features:
  • Acetal cover can accommodate 116mm tank opening to permit integrated filter in reservoir
  • Single stage turbine pump provides quiet, energy efficient operation
  • Active reservoir-fill mechanism (high pressure jet pump) to maintain fuel supply in reservoir
  • Passive reservoir fill mechanism helps fill the reservoir at low-fuel volumes
  • High capacity filter media helps supply clean fuel to the injection system
  • Available serviceable in-tank fuel filter for markets with poor quality fuels
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Dorman – Secondary Air Injection Pump (Part No.306-029)

Secondary Air Injection Pump

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$597.99
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
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Hitachi – Air Flow Sensor – New Actual OE Part (Part No.MAF0051)

Air Flow Sensor - New Actual OE Part

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$194.99
Hitachis Air Flow Sensors (MAFs) measure the amount and characteristics of air entering the engine. Hitachi uses precision elements and high-quality components for enhanced durability and accurate air flow measurements. Hitachi MAFs are 100% air flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the manufacturer. Details such as a contaminant bypass port (when applicable) and protected circuitry providing a durable and reliable product approved by OE manufacturers makes Hitachis air flow sensors the premium choice.

Product Features:
  • Hitachi is a Tier 1 OE supplier for air flow sensors
  • 100% NEW, never remanufactured
  • Hitachi’s advanced precision elements and high quality components provide enhanced durability. We feature exact fitment and calibration for each vehicle, which assists engine efficiency and fuel mileage. Our sensors are 100% air flow tested to meet exac
  • Precision manufactured and assembled sensing elements for accurate air flow measurements
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Valeo – EGR Cooler (Part No.B7004433404VAL)

EGR Cooler

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$419.42
EGR Cooler

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

Suction Pump

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$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
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Bosch – Oxygen Sensor: 4 Wire, 22.83" Long, Heated, Exact Fit (Part No.13267)

Oxygen Sensor: 4 Wire, 22.83" Long, Heated, Exact Fit

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$107.99
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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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Control Solenoid (Part No.EGA2539)

Exhaust Gas Recirculation (EGR) Valve Control Solenoid

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$159.99
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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Bosch – Fuel Temperature Sensor (Part No.C6050161823BOS)

Fuel Temperature Sensor

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$32.21
Bosch liquid temperature sensors accurately monitor the vital fluids in your vehicle ensuring long and healthy life. The sensor provides information to the Engine control Unit to keep your engine running strong, safe, and efficient.

Product Features:
  • High durability against operating materials: fuel, oil, water
  • Sturdy, vibration-proof design with lasting performance
  • Extreme Accuracy under extreme conditions: -40F – +260F
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Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECA2453)

Manifold Absolute Pressure Sensor (MAP)

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$101.99
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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Carquest Premium – Fuel Cap Tester Adapter (Part No.12410)

Fuel Cap Tester Adapter

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$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 – Gas Cap: Twist On, Reduces Air Pollution, 1 Pack (Part No.10817)

Gas Cap: Twist On, Reduces Air Pollution, 1 Pack

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$15.79
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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Elring – Fuel Injector Repair (Part No.C10401331259ELR)

Fuel Injector Repair

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$15.64
Fuel Injector Repair

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPA2743)

Vapor Canister Purge Solenoid

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$148.99
Vapor Canister Purge Solenoid

Carquest Premium – Multi Purpose Relay (Part No.RAA1824)

Multi Purpose Relay

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$35.49
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 – Elring EGR Valve Gasket (Part No.B7100460262ELR)

Elring EGR Valve Gasket

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$6.54
The Elring EGR Valve Gasket is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Original Equipment – Air Pump Control Valve for Enhanced Engine Performance and Reduced Emissions (Part No.B6050421774OEA)

Air Pump Control Valve for Enhanced Engine Performance and Reduced Emissions

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$282.92
Air Pump Control Valve for Enhanced Engine Performance and Reduced Emissions

Vaico – Breather Hose (Part No.B20101611699VCO)

Breather Hose

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$81.98
The Vaico Breather Hose 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
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Rein – Breather Hose (Part No.ABV0183)

Breather Hose

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$5.99
Rein Automotive OE quality breather hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses, Rein hoses are identical to the OEM.

Product Features:
  • Matches original equipment design specifications.
  • Manufactured with high quality materials.
  • Direct fit for easy installation.
  • Resistant to heat, salt, road debris, oil and other contaminants.
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Carquest – Fuel Injector Seal Kit (Part No.274838)

Fuel Injector Seal Kit

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$8.99
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
  • 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
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Bosch – Bosch Purge Valve (Part No.B708062614BOS)

Bosch Purge Valve

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$50.77
The high-performance TEV canister purge valve constructed of plastic complies with all the requirements of manifold injection and gasoline direct injection.

Product Features:
  • Favorable price-to-performance ratio
  • Optimized triggering when minimal amounts are detected, giving quiet idling
  • Steeper rise of characteristic line
  • High maximum flow Installation on engine generates less noise
  • Integrated protective sieve prevents accumulation of dirt
  • Compact and light
  • Quick and simple fitting
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Carquest Premium – Diverter Valve (Part No.ECC2433)

Diverter Valve

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$193.99
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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Bosch – Common Rail Pump (Part No.0445010565)

Common Rail Pump

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$1203.99
Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks.End of line testing using the exact OE test specifications.Guaranteed to provide OE performance and meet all emission specifications.Continuous improvement, manufactured with the latest upgrades to components and specifications.

Product Features:
  • 100% of pumps are end of line tested using the exact OE test specifications and equipment
  • Manufactured with the latest OE updates, so they can often be superior to the parts they replace
  • Manufactured using all OE tools and processes
  • Guaranteed to provide OE performance
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Delphi – Fuel Injection Pressure Regulator (Part No.FP10303)

Fuel Injection Pressure Regulator

from

$81.99
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
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Bosch – Fuel Pressure Regulator (Part No.C3000456338BOS)

Fuel Pressure Regulator

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$267.51
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
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Kayser – Vacuum Check Valve (Part No.O404032232KAY)

Vacuum Check Valve

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$23.71
Vacuum Check Valve

2004 Volkswagen Passat Fuel and Emissions Systems

You count on your 2004 Volkswagen Passat 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 153 Fuel and Emissions Systems ranging in price from $2.63 to $648.99, you’re sure to find everything you need for your 2004 Volkswagen Passat.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 29 different brands like Carquest Premium, Felpro, and Bosch. 2004 Volkswagen Passat Fuel and Emissions Systems start as low as $2.63!

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 2,866 extensive product reviews on 2004 Volkswagen Passat Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Locking Fuel Cap with 4.3 stars and Evaporative Emissions Purge Solenoid Valve with 4.5 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 2004 Volkswagen Passat below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2004 Volkswagen Passat

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 2004 Volkswagen Passat running right for years to come. In our inventory you’ll find brands like Carquest Premium, Felpro, Bosch, and even more.

Popular Delphi Fuel and Emissions Systems

You’ll find popular Delphi brand products across Fuel Injectors. All are waiting to get your 2004 Volkswagen Passat back on the road. Some of the top-rated Delphi products in these categories are:
Mass Air Flow Sensor
from $223.99
(1)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2004 Volkswagen Passat, and some of our most reviewed Carquest Premium parts include:

FAQs for 2004 Volkswagen Passat Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2004 Volkswagen Passat?

Out of 153 Fuel and Emissions Systems for the 2004 Volkswagen Passat, 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

What are the top-rated 2004 Volkswagen Passat Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2004 Volkswagen Passat based on customer reviews/ratings are:
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
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.”