2019 Audi A4 allroad Fuel and Emissions Systems

Essential 2019 Audi A4 allroad Fuel and Emissions Systems

Bosch – Fuel Pressure Sensor for Optimal Engine Performance and Reliability (Part No.C30011460730BOS)

Fuel Pressure Sensor for Optimal Engine Performance and Reliability

from

$81.74
All Bosch High Pressure Sensors provide very reliable and accurate measurements and have extremely fast response times to ensure your vehicle runs as intended.

Product Features:
  • Built-in circuit protection to ensure your electronics and computer systems stay unharmed
  • High reliability of pressure sensing proved in gasoline and diesel direct injection systems
  • Sturdy design, vibration resistant and thermal stability
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Pierburg – Turbo Boost Control (Part No.B4085954890APG)

Turbo Boost Control

from

$90.37
Turbo Boost Control

Delphi – Direct Injection High Pressure Fuel Pump: Without Gasket/Seal or Wiring Harness (Part No.HM10049)

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

from

$404.99
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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DENSO – Wideband Oxygen Sensor: Upstream, 5 Wire, 17.05" Long, Heated, Exact Fit (Part No.234-5163)

Wideband Oxygen Sensor: Upstream, 5 Wire, 17.05" Long, Heated, Exact Fit

from

$186.99
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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NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 22.75" Long, Heated, Direct Fit (Part No.27050)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 22.75" Long, Heated, Direct Fit

from

$149.99
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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DENSO – Oxygen Sensor: Downstream, 4 Wire, 28.74" Long, Heated, Exact Fit (Part No.234-4754)

Oxygen Sensor: Downstream, 4 Wire, 28.74" Long, Heated, Exact Fit

from

$167.99
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 – Switching Oxygen Sensor: 4 Wire, 20.75" Long, Heated, Direct Fit (Part No.25764)

Switching Oxygen Sensor: 4 Wire, 20.75" Long, Heated, Direct Fit

from

$148.99
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. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our 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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Original Equipment – Relay (Part No.P2020384416OEA)

Relay

from

$12.88
Relay

Carquest Premium – Remanufactured Fuel Injector (Part No.A512-1155)

Remanufactured Fuel Injector

from

$65.99
CARQUEST’s line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function. Each injector includes new external seals and o-rings.

Product Features:
  • Each unit is 100% tested to OE specifications.
  • Includes new o-rings and seals made of premium OE quality materials.
  • Includes application specific technical bulletin, where applicable.
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Bosch – Fuel Injector O-Ring (Part No.C10131449938BOS)

Fuel Injector O-Ring

from

$8.33
Fuel Injector O-Ring

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

Fuel Injector O-Ring

from

$1.07
Fuel Injector O-Ring

Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECA2453)

Manifold Absolute Pressure Sensor (MAP)

from

$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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Original Equipment – MAP Sensor (Part No.C7044666815OEA)

MAP Sensor

from

$47.94
Original Equipment Manifold Absolute Pressure/Manifold Air Temperature Sensors are designed to perform in harsh environments such as extreme temperatures and vibration, thermal and mechanical shock. The Original Equipment Manifold Absolute Pressure sensor is the ORIGINAL part, supplied in a plain box, with the car manufacturer’s logo on the part.

Product Features:
  • Designed for under-hood environments
  • All-silicon, solid-state microelectronic technology
  • Temperature compensation
  • Electromagnetic interference (EMI) protection
  • Air temperature output
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Bosch – MAP Sensor (Part No.C70442424624BOS)

MAP Sensor

from

$46.51
MAP Sensor

Carquest – Fuel Injector Seal Kit (Part No.274831)

Fuel Injector Seal Kit

from

$16.05
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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Carquest Premium – Fuel Injector Seal Kit (Part No.AS070)

Fuel Injector Seal Kit

from

$15.29
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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Felpro – O-RING (Part No.71857)

O-RING

from

$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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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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2019 Audi A4 allroad Fuel and Emissions Systems

You count on your 2019 Audi A4 allroad 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 16 Fuel and Emissions Systems ranging in price from $1.07 to $404.99, you’re sure to find everything you need for your 2019 Audi A4 allroad.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 10 different brands like Delphi, Carquest, and Original Equipment. 2019 Audi A4 allroad 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 3 extensive product reviews on 2019 Audi A4 allroad 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 2019 Audi A4 allroad below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2019 Audi A4 allroad

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 2019 Audi A4 allroad running right for years to come. In our inventory you’ll find brands like Delphi, Carquest, Original Equipment, and even more.

Popular Carquest Fuel and Emissions Systems

You’ll find popular Carquest brand products across Fuel Injectors. All are waiting to get your 2019 Audi A4 allroad back on the road. Some of the top-rated Carquest products in these categories are:
Fuel Injector Seal Kit
from $16.05
(1)
Fuel Injector Seal Kit
Fuel Injector Seal Kits

FAQs for 2019 Audi A4 allroad Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2019 Audi A4 allroad?

Out of 16 Fuel and Emissions Systems for the 2019 Audi A4 allroad, 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
MAP Sensor
from $47.94
This product is not rated
MAP Sensor
MAP-Barometric Pressures