Infiniti QX4 Fuel Injectors

Your One-Stop Shop For Trusted Infiniti QX4 Fuel Injectors

If you’re in search of Infiniti QX4 Fuel Injectors aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 49 Fuel Injectors from top brands with prices ranging from $1.24 to $455.99.

Beyond great prices, we stock trusted brands manufacturing all types of Fuel Injectors for your Infiniti QX4. Of the 15 OEM and aftermarket parts brands we carry, some of the most popular are Felpro, Carquest, and Carquest Premium.

And don’t forget to read customer reviews across all Fuel Injectors categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Fuel Injectors have to cost top dollar, and we prove it. Browse our top Infiniti QX4 Fuel Injectors below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Infiniti QX4 Fuel Injectors

Dorman – Vacuum Switching Valve (Part No.B2024307562DOR)

Vacuum Switching Valve

from

$147.17
Dorman’s Vacuum Switching Valve restores the EVAP system to proper operation. Plus, its durable metal and plastic construction ensures years of service.

Product Features:
  • Includes installation hardware (where applicable)
  • Designed for long-lasting resistance to harsh road and weather conditions
  • Direct replacement for a proper fit every time
  • Quality tested to ensure trouble free installation and performance
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Felpro – Fuel Injector O-Ring Kit (Part No.ES 70599)

Fuel Injector O-Ring Kit

from

$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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Carquest Premium – Fuel Injector Seal Kit (Part No.AS027)

Fuel Injector Seal Kit

from

$9.49
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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Carquest – Fuel Injector Seal Kit (Part No.274785)

Fuel Injector Seal Kit

from

$10.05
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
  • State-of-the-art designs that meet or exceed OE specifications
  • Top-of-the-line quality and performance
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
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Nippon Reinz – Fuel Inject Cushion Ring (Part No.C101145504NRZ)

Fuel Inject Cushion Ring

from

$4.42
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
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Delphi – Fuel Injection Pressure Regulator (Part No.FP10406)

Fuel Injection Pressure Regulator

from

$132.99
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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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1298)

Fuel Injection Pressure Regulator

from

$34.49
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
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Ishino Stone – Idle Control Valve Gasket (Part No.C4063412955ISH)

Idle Control Valve Gasket

from

$9.38
Ishino Stone is an industry leading gasket manufacturer, providing you original equipment design and quality and world class aftermarket service.

Product Features:
  • Original equipment design and quality
  • Utilizes OE equivalent or better materials
  • Meets or exceeds OEM specifications
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Ishino – Stone Idle Control Valve Gasket (Part No.C4063131683ISH)

Stone Idle Control Valve Gasket

from

$1.99
Ishino Stone is an industry leading gasket manufacturer, providing you original equipment design and quality and world class aftermarket service.

Product Features:
  • Original equipment design and quality
  • Utilizes OE equivalent or better materials
  • Meets or exceeds OEM specifications
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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61342)

Fuel Injection Throttle Body Mounting Gasket

from

$3.29
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 and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Delphi – Mass Air Flow Sensor (Part No.AF10168)

Mass Air Flow Sensor

from

$390.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements

Product Features:
  • Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
  • Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
  • Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
  • All parts are calibrated and tested to match the OE part
  • Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
  • Delphi OE technology validated to match the vehicle applications
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Spectra Premium – Mass Air Flow Sensor (Part No.MA208)

Mass Air Flow Sensor

from

$131.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium mass air flow sensors meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE engine management systems design expertise
  • Platinum connector threads reduce the number of connection points for faster reaction to change
  • Ceramic-built printed circuit boards are protected by silica gel, providing superior resistance to temperature changes and vehicle vibrations
  • Ceramic board provides reliable voltage to eliminate engine rough-idle problems
  • Each new sensor is road tested to ensure real world performance and to verify that each design meets our high standards for quality
  • Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
  • Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
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Hitachi – Mass Air Sensor (Part No.B3150396174HIT)

Mass Air Sensor

from

$205.49
Hitachi manufactures a direct fit air mass sensor that guarantees OEM quality, fit and performance.

Product Features:
  • OEM Quality Direct fit Application
  • Platinum coated sensing element
  • Meets or exceeds OEM specifications
  • Utilizes the factory style mounts, connectors and fittings
  • Provides exceptional reliability
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Nippon Reinz – Fuel Injector O-Ring (Part No.C101267251NRZ)

Fuel Injector O-Ring

from

$1.33
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
See More

Nippon Reinz – Fuel Injector O-Ring (Part No.C101267250NRZ)

Fuel Injector O-Ring

from

$1.70
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
See More

Ishino – Fuel Injector O-Ring (Part No.C101245500ISH)

Fuel Injector O-Ring

from

$1.24
Fuel Injector O-Ring

Hitachi – Hitachi Fuel Injector (Part No.C1000113094HIT)

Hitachi Fuel Injector

from

$134.65
Hitachi fuel injectors are manufactured to OE requirements that meet federal emissions and fuel economy standards, and provide exact OE fit for ease of installation. Hitachi injectors are manufactured using internal components that are compatible with alternative fuels or fuel blends, including ethanol mixtures.

Product Features:
  • Original Equipment Manufacturer
  • Premium internal components
  • OE Calibrated impedance
  • Fine atomized spray reduces emissions
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Carquest Premium – Reman Multi Port Fuel Injector (Part No.A218-1244)

Reman Multi Port Fuel Injector

from

$56.99
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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Carquest Premium – Remanufactured Fuel Injector (Part No.A212-2404)

Remanufactured Fuel Injector

from

$49.49
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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Carquest Premium – Fuel Injector Connector (Part No.PTA1064)

Fuel Injector Connector

from

$4.29
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 – Fuel Injector Connector (Part No.PT2318)

Fuel Injector Connector

from

$4.29
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
  • All electrical connectors are 100% tested for proper mechanical and electrical fit, form and function
  • Offering thousands of high-quality pigtails & sockets for nearly every electrical job
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Nippon Reinz – Fuel Inject Cushion Ring (Part No.C1011111577NRZ)

Fuel Inject Cushion Ring

from

$3.93
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
See More

Nippon Reinz – Fuel Inject Cushion Ring (Part No.C1011326681NRZ)

Fuel Inject Cushion Ring

from

$3.50
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
See More

Fuel Injectors Brands You Can Trust For Your Infiniti QX4

15 trusted brands of Fuel Injectors line our shelves, ready to help keep your Infiniti QX4 running smooth. Below are some of the most popular brands and their top Fuel Injectors offerings:

Popular Spectra Premium Fuel Injectors

Spectra Premium products for the Infiniti QX4 span several categories. Some of the highest-rated Spectra Premium Fuel Injectors that will fit your Infiniti QX4 are:
Mass Air Flow Sensor
from $131.99
(2)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Most Purchased Infiniti QX4 Fuel Injectors from Felpro

When you buy the most frequently purchased Felpro brand Fuel Injectors, you can be confident it will be the right part for your Infiniti QX4. Here are the Felpro Fuel Injectors Advanced Auto customers buy the most:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits
Mass Air Flow Sensor (MAF) - 100% NEW
from $101.99
This product is not rated
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air
Mass Air Flow Sensor (MAF) - 100% NEW
from $101.99
This product is not rated
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air

FAQs for Infiniti QX4 Fuel Injectors

What are the most purchased Fuel Injectors for the Infiniti QX4?

Out of 49 Fuel Injectors for the Infiniti QX4, the most popular in our inventory are:
Fuel Injector Connector
from $4.29
(1)
Fuel Injector Connector
Fuel Injector Connectors
Mass Air Flow Sensor (MAF) - 100% NEW
from $101.99
This product is not rated
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air
Mass Air Flow Sensor (MAF) - 100% NEW
from $101.99
This product is not rated
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air

What are the top-rated Infiniti QX4 Fuel Injectors?

Top-rated Fuel Injectors for your Infiniti QX4 based on customer reviews/ratings are:
Air Flow Sensor - New Actual OE Part
from $244.99
(6)
Air Flow Sensor – New Actual OE Part
“Works!”
Fuel Injector
from $112.05
(5)
Fuel Injector
“I bought these as a replacement part for our 1998 Nissan Quest, 133K miles. I originally purchased two a few months ago, but recently purchased anothe”
Air Flow Sensor - New Actual OE Part
from $119.99
(1)
Air Flow Sensor – New Actual OE Part
“replaced with this oem part can’t go wrong.”