Infiniti FX50 Fuel and Emissions Systems

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Essential Infiniti FX50 Fuel and Emissions Systems

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

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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Hitachi – Fuel Injector (Part No.FIJ0012)

Fuel Injector

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$118.99
Hitachi’s Fuel Injectors (FIJs) are designed to optimize fuel economy and performance by providing extraordinary accuracy and application specific spray patterns with quick response times. Hitachi’s high-speed electromagnet and pintle precisely control the flow of fuel. High quality materials ensure that even under the most extreme conditions, Hitachi’s FIJs will not deform or malfunction. Our FIJs are 100% flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the OE manufacturer. Designed to meet the exact needs of each specific vehicle, Hitachi’s Fuel Injectors are the premium choice.

Product Features:
  • Hitachi is a Tier 1 OE supplier
  • Hitachi is a Tier 1 OE supplier
  • Meets the OE performance and durability standards for this application
  • 100% flow tested for ideal performance
  • High-speed electromagnet and pintle for precise fuel dispersion
  • Application specific spray patterns for optimized fuel efficiency and performance
  • O-Ring included when applicable
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DENSO – Oxygen Sensor: Downstream, 4 Wire, 18.50" Long, Heated, Exact Fit (Part No.234-4380)

Oxygen Sensor: Downstream, 4 Wire, 18.50" Long, Heated, Exact Fit

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$186.99
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 percent 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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Hitachi – Manifold Absolute Pressure Sensor (Part No.PRS0002)

Manifold Absolute Pressure Sensor

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$138.99
Hitachi¿s line of vehicle sensors are crucial to an efficiently operating vehicle. Whether is it an Automatic Transmission Speed Sensor, Crankshaft Angle Sensor, Camshaft Angle Sensor, Knock Sensor, Pressure Sensor, Temperature Sensor, Throttle Position Sensor, or Oil Level Sensor, you can rely on accurate readings and signals to be transmitted to your vehicles¿ Electrical Control Unit (ECU) for an efficiently running system. Hitachi uses premium components and materials in the construction of all sensors extending the service interval of the product. Designed to meet the exact needs of each specific vehicle, Hitachi¿s Sensors are the premium choice.

Product Features:
  • Hitachi is a Tier 1 OE supplier for pressure sensors
  • Meets the OE performance and durability standards for this application
  • Accurate and reliable measurements
  • Accurate and reliable measurements
  • Hitachi is a Tier 1 OE supplier for pressure sensors
  • Meets the OE performance and durability standards for this application
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Carquest Premium – Non-Locking Fuel Tank Cap (Part No.10819)

Non-Locking Fuel Tank Cap

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$16.99
Product Features:
  • Passes all state and federal emissions tests
  • 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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Carquest – Fuel Pump Lock Ring (Part No.579-019)

Fuel Pump Lock Ring

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$22.99
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.

Product Features:
  • Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
  • Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
  • 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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Carquest Premium – Fuel Injector Connector (Part No.PTA1064)

Fuel Injector Connector

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$4.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
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Carquest Premium – Fuel Tank Pressure Sensor (Part No.ECA1282)

Fuel Tank Pressure Sensor

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$44.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 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.
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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1131)

Vapor Canister Purge Solenoid

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$121.99
Maximize your vehicle’s efficiency and emissions control with Carquest Vapor Canister Purge Solenoids. Engineered for precision, these solenoids seamlessly regulate the flow of fuel vapors from the Vapor Canister to the engine for cleaner combustion, reducing harmful emissions. Built to meet and/or exceed OEM standards, Carquest Purge Solenoids offer reliable functionality, long-lasting durability, and easy installation.

Product Features:
  • Enhances overall engine performance by providing proper vapor flow to maintain correct air-fuel mixture.
  • Helps reduce harmful emissions and ensures compliance with environmental regulations by controlling the release of fuel vapors into the engine
  • Ensures precise operation with electromagnetic principles to control the flow of fuel vapors from the carbon canister to the engine
  • Manufactured from high quality engineered materials, resistant to fuel vapors and extreme temperatures, ensuring long lasting performance
  • Meets or exceeds all OEM specifications
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Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1341)

Ambient Air Temperature Sensor

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$18.99
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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DENSO – Wideband Oxygen Sensor: Upstream, 4 Wire, 18.31" Long, Heated, Exact Fit (Part No.234-9079)

Wideband Oxygen Sensor: Upstream, 4 Wire, 18.31" Long, Heated, Exact Fit

from

$313.99
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 percent 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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Dorman – Evaporative Emissions Canister Vent Valve (Part No.911-504)

Evaporative Emissions Canister Vent Valve

from

$115.99
A malfunctioning vapor canister vent solenoid can cause the engine light to come on. This vapor canister vent solenoid is engineered of quality materials for durability to ensure proper operation of the vehicle’s evaporative emissions system.

Product Features:
  • Direct replacement – this vapor canister vent solenoid fits and performs like original equipment with simple plug-and-play installation
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment function at a lower price
  • Quality tested – has undergone simulation and endurance testing to ensure proper fit and performance
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Autotecnica – Fuel Pump Tank Seal (Part No.NI0515880)

Fuel Pump Tank Seal

from

$10.99
Autotecnica offers high-quality aftermarket parts for a wide variety of Asian and North American passenger cars and trucks, include braking, cooling, driveline, electrical, engine, fuel, HVAC, steering, and suspension categories. Manufactured in strict accordance with ISO/TS 16949 QMS specifications, Autotecnica is the smart choice. Whether you’re a DIY enthusiast or professional technician in need of replacement parts that meet OEM specifications, Autotecnica is an excellent alternative to expensive ¿Genuine¿ components.

Product Features:
  • Guaranteed fitment
  • Replacement of failed fuel pump seal instantly restores proper system integrity and pressure
  • Direct-fit OE-style seal for easy installation and proper performance
  • Manufactured using high-quality elastomer material to withstand vehicle heat and exposure to corrosive hydrocarbon fuel
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Dorman – Evaporative Emissions Purge Valve (Part No.911-509)

Evaporative Emissions Purge Valve

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$201.99
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
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Carquest Premium – Multi-Use Connector (Part No.PTA3079)

Multi-Use Connector

from

$169.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
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Carquest Premium – Vapor Canister Vent Solenoid: Includes Mounting Hardware (Part No.CPC1008)

Vapor Canister Vent Solenoid: Includes Mounting Hardware

from

$99.99
Product Features:
  • Provides closure for the EVAP system (normally vented) during OBD II test cycle
  • Includes integrated filter, where applicable, that captures contaminants and particulates from incoming air, preventing clogging and ensuring clean airflow
  • Quick valve response to engine demands, ensuring efficient venting of vapors and optimizing overall engine performance
  • Meets or exceeds all OEM specifications
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Hitachi – Mass Air Flow Sensor (Part No.MAF0031)

Mass Air Flow Sensor

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$143.99
Hitachi¿s 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 Hitachi¿s air flow sensors the premium choice.

Product Features:
  • Meets the OE performance and durability standards for this application
  • Welded connections instead of soldered for dependability
  • Contaminant bypass port provides reliable operation and increases longevity
  • Contaminant bypass port provides reliable operation and increases longevity
  • Meets the OE performance and durability standards for this application
  • Welded connections instead of soldered for dependability
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

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$39.99
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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Encore Automotive – Manifold Absolute Pressure Sensor, Genuine OE (Part No.MAP-J50001)

Manifold Absolute Pressure Sensor, Genuine OE

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$345.99
Encore Automotive Genuine OE manifold absolute pressure sensors (MAP) are application specific and provide real time manifold pressure to the ECU. The air density is calculated to determine the MAF rate, which will result in identifying the required fuel for optimum combustion and ignition timing.

Product Features:
  • Genuine OE Part
  • Ensure optimal fuel efficiency.
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Dorman – Splash Shield Retainer (Part No.961-031D)

Splash Shield Retainer

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$4.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Victor Reinz – Fuel Injector O-Ring Kit (Part No.18-10027-01)

Fuel Injector O-Ring Kit

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$8.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Dorman – Fuel Level Sensor / Fuel Sender (Part No.911-250)

Fuel Level Sensor / Fuel Sender

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$164.99
This fuel level sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel level sensor is designed to match the fit and function of the original sensor on specified vehicles
  • Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
  • Durable construction – this sensor is made from quality components to ensure reliable performance and a 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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Helping You Find the Right Fuel and Emissions Systems for Your Infiniti FX50

You love your FX50. So we’ve made it easier than ever to help you find Infiniti FX50 Fuel and Emissions Systems in our online catalog. Our inventory holds 51 aftermarket and OEM Fuel and Emissions Systems for your Infiniti FX50, ranging from $4.99 to $345.99.

We offer parts from 12 brands trusted to make quality Fuel and Emissions Systems for your Infiniti FX50. Before you buy, take some time to read through customer reviews. We currently have 2,291 reviews of Infiniti FX50 Fuel and Emissions Systems from previous customers. Some of the top rated parts include Gas Cap: Twist On, Reduces Air Pollution, 1 Pack with 4.6 stars and Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack with 4.0 stars.

Find your FX50 Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Infiniti FX50 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Infiniti FX50

Our inventory holds Fuel and Emissions Systems for your Infiniti FX50 from 12 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, Motorad, and Hitachi, all of which can keep that Infiniti happy.
We have Dorman parts available for your Infiniti FX50 in categories like Vapor Canister Purge Valves and Air Flow Sensors. Some of the top-rated Dorman parts in these categories are:
Evaporative Emissions Canister Vent Valve
from $115.99
(2)
Evaporative Emissions Canister Vent Valve
Vapor Canister Shutoff Valves
Splash Shield Retainer
from $4.99
(6)
Splash Shield Retainer
Ambient Air Temperature Sensor Clip

FAQs for Infiniti FX50 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Infiniti FX50?

Out of 51 Fuel and Emissions Systems for the Infiniti FX50, the most popular in our inventory are:
Non-Locking Fuel Tank Cap
from $17.79
(40)
Non-Locking Fuel Tank Cap
Gas Caps
Non-Locking Tethered Fuel Tank Cap
from $24.29
This product is not rated
Non-Locking Tethered Fuel Tank Cap
Gas Caps

What are the top-rated Infiniti FX50 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Infiniti FX50 based on customer reviews/ratings are:
Gas Cap: Twist On, Reduces Air Pollution, 1 Pack
from $15.99
(63)
Gas Cap: Twist On, Reduces Air Pollution, 1 Pack
“Service was awesome.”
Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $21.79
(50)
Locking Fuel Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“works as expected and easy to use the key to unlock the gas cap. No hassle use.”
Locking Fuel Tank Cap
from $23.99
(35)
Locking Fuel Tank Cap
“Ok”