2021 Volkswagen Passat Fuel and Emissions Systems

Essential 2021 Volkswagen Passat Fuel and Emissions Systems

Bosch – MAP Sensor (Part No.C70442424624BOS)

MAP Sensor

from

$46.51
MAP Sensor

Bosch – MAP Sensor (Part No.C704435966BOS)

MAP Sensor

from

$556.04
Bosch Manifold Absolute Pressure (MAP) Sensors provide accurate air pressure measurement to very fine tolerances for efficient engine performance.

Product Features:
  • Extremely sturdy design with a special coating for resistance of harmful chemicals inside the intake manifold.
  • Bosch continually improves its MAP sensor designs with the latest chip technology.
  • Designed to meet or exceed your vehicle’s original equipment specifications (performance, driveability, economy, emissions)
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VDO – Electric Fuel Pump (Part No.E300065473VDO)

Electric Fuel Pump

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$407.43
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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Carquest Premium – Fuel Pump Module Assembly: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.M2270372)

Fuel Pump Module Assembly: Fuel Pump, Sending Unit, Wiring Harness and Strainer

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$148.99
Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
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Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDN1031)

Evaporative Emissions System Leak Detection Pump

from

$421.99
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 Vapor Leak Detection Pump for Emissions Inspections (Part No.B70732233919BOS)

Fuel Vapor Leak Detection Pump for Emissions Inspections

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$111.58
The Bosch Fuel Vapor Leak Detection Pump ascertains leaks or related problems in the fuel system. A functional Vapor Leak Detection Pump is necessary in states that require an Emissions Inspection.

Product Features:
  • Helps to reduce atmospheric pollution due to hydrocarbon emissions
  • Direct replacement for a proper fit every time
  • Durable against salt, debris, and other harsh undercar conditions
  • On-vehicle and laboratory testing has been conducted on this part to ensure a trouble-free performance
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Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDC1003)

Evaporative Emissions System Leak Detection Pump

from

$191.99
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 – Ambient Air Temperature Sensor (Part No.WTA1106)

Ambient Air Temperature Sensor

from

$32.99
The temperature of various systems must be reported to the engine control module (ECM) as well as other operating system controllers in the vehicle. Coolant temperature, cabin temperature, exhaust temperature and ambient temperature are just a few systems reported by a temperature sensor. The temperature sensor is fed 5 volts by the systems computer, within the sensor housing will be a thermistor, or dropping resistor whose resistance value will change as the temperature surrounding it changes. Changing resistance in the circuit will change the volt signal at the processor indicating the current operating value.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Application matched components ensures system operation in like new condition.
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Rein – Thermo Switch (Part No.ELT0059)

Thermo Switch

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$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
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Rein – Ambient Temp Sensor (Part No.P4025342395RIN)

Ambient Temp Sensor

from

$17.95
Ambient Temp Sensor

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.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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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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Felpro – Fuel Injector O-Ring Kit (Part No.ES 70599)

Fuel Injector O-Ring Kit

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$7.49
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
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Elring – Fuel Injector Seal K (Part No.C1060125696ELR)

Fuel Injector Seal K

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$13.49
Fuel Injector Seal K

Elring – Fuel Injector Repair (Part No.C10401331259ELR)

Fuel Injector Repair

from

$15.64
Fuel Injector Repair

Bosch – Wideband Oxygen Sensor: 5 Wire, 22.44" Long, Heated, Exact Fit (Part No.17270)

Wideband Oxygen Sensor: 5 Wire, 22.44" Long, Heated, Exact Fit

from

$179.99
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 – Universal Oxygen Sensor (Part No.C5010126014BOS)

Universal Oxygen Sensor

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$78.17
The Bosch universal 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. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

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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Bosch – Wideband Oxygen Sensor: 5 Wire, 67.13" Long, Heated, Exact Fit (Part No.17361)

Wideband Oxygen Sensor: 5 Wire, 67.13" Long, Heated, Exact Fit

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$165.99
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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Original Equipment – Relay (Part No.P2020384416OEA)

Relay

from

$12.88
Relay

Carquest Premium – Multi Purpose Relay (Part No.RAA1509)

Multi Purpose Relay

from

$54.99
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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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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Bosch – Bosch Oxygen Sensor (Part No.C5010389596BOS)

Bosch Oxygen Sensor

from

$106.67
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.
See More

DENSO – Wideband Oxygen Sensor: Upstream, 5 Wire, 22.52" Long, Heated, Exact Fit (Part No.234-5162)

Wideband Oxygen Sensor: Upstream, 5 Wire, 22.52" Long, Heated, Exact Fit

from

$139.99
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision-built for exact replacement and a first time fit. DENSO gives you the right part and the right fit the first t

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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Bosch – Bosch Oxygen Sensor (Part No.C5010407103BOS)

Bosch Oxygen Sensor

from

$189.35
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.
See More

DENSO – Wideband Oxygen Sensor: Upstream, 5 Wire, 52.17" Long, Heated, Exact Fit (Part No.234-5102)

Wideband Oxygen Sensor: Upstream, 5 Wire, 52.17" Long, Heated, Exact Fit

from

$240.99
DENSO Air/Fuel Ratio 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.; 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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Bosch – Bosch Oxygen Sensor (Part No.C5010647781BOS)

Bosch Oxygen Sensor

from

$157.67
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.
See More

NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 59" Long, Heated, Direct Fit (Part No.24318)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 59" Long, Heated, Direct Fit

from

$161.99
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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2021 Volkswagen Passat Fuel and Emissions Systems

You count on your 2021 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 18 Fuel and Emissions Systems ranging in price from $11.99 to $433.99, you’re sure to find everything you need for your 2021 Volkswagen Passat.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 9 different brands like Delphi, NTK, and Rein. 2021 Volkswagen Passat Fuel and Emissions Systems start as low as $11.99!

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 2021 Volkswagen Passat below to get started!

FAQs for 2021 Volkswagen Passat Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2021 Volkswagen Passat?

Out of 18 Fuel and Emissions Systems for the 2021 Volkswagen Passat, 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
Switching Oxygen Sensor: 4 Wire, 30.5" Long, Heated, Direct Fit
from $134.99
This product is not rated
Switching Oxygen Sensor: 4 Wire, 30.5" Long, Heated, Direct Fit
Oxygen Sensors
Thermo Switch
from $11.99
This product is not rated
Thermo Switch
Ambient Air Temperature Sensors