2003 Infiniti FX45 Fuel Injectors

Essential 2003 Infiniti FX45 Fuel Injectors

Carquest – Fuel Injector Seal Kit (Part No.274838)

Fuel Injector Seal Kit

from

$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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Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

from

$2.39
Fuel Injector Seal

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

Fuel Injector O-Ring

from

$1.24
Fuel Injector O-Ring

Nippon Reinz – Fuel Injector O-Ring (Part No.C1012251347NRZ)

Fuel Injector O-Ring

from

$3.39
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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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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Victor Reinz – Fuel Injector O-Ring Kit (Part No.18-10027-01)

Fuel Injector O-Ring Kit

from

$8.79
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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Hitachi – Air Flow Sensor – New Actual OE Part (Part No.MAF0101)

Air Flow Sensor - New Actual OE Part

from

$341.99
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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Cardone – Mass Air Flow Sensor (Part No.74-10132)

Mass Air Flow Sensor

from

$297.99
CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:
  • 100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
  • On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
  • All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
  • Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
  • Components are rated to handle demanding temperature variations for optimum reliability in every environment.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6210)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$135.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
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Hitachi – Air Flow Sensor – New Actual OE Part (Part No.MAF0045)

Air Flow Sensor - New Actual OE Part

from

$205.99
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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Delphi – Mass Air Flow Sensor (Part No.AF10141)

Mass Air Flow Sensor

from

$181.99
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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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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Felpro – UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET (Part No.MS 97339)

UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET

from

$50.99
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
  • Application specific 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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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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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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Hitachi – Hitachi Fuel Injector (Part No.C1000251322HIT)

Hitachi Fuel Injector

from

$144.33
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 – Remanufactured Fuel Injector (Part No.A212-2394)

Remanufactured Fuel Injector

from

$45.99
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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Hitachi – Fuel Injector – New Actual OE Part (Part No.FIJ0001)

Fuel Injector - New Actual OE Part

from

$133.99
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. Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivering industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters.

Product Features:
  • Hitachi is a Tier 1 OE supplier for fuel injectors
  • 100% NEW, never remanufactured
  • 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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2003 Infiniti FX45 Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2003 Infiniti FX45. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 16 different Fuel Injectors in our inventory ranging from $1.24 to $341.99. That means you can find the exact parts or products you need to keep that 2003 Infiniti FX45 running smoothly.

Fuel Injectors are only as good as their brand. We stock 10 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Infiniti FX45. Felpro, Carquest, and Hitachi are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Fuel Injectors for your 2003 Infiniti FX45, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Fuel Injectors to keep your 2003 Infiniti FX45 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Fuel Injectors Brands To Make Your 2003 Infiniti FX45 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Infiniti FX45 demands trusted brand parts and products to keep it running. Many trusted brands of Fuel Injectors make up Advance Auto Parts’ inventory, and all are ready to help make your FX45 the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

Popular Felpro Fuel Injectors

We carry Felpro parts in our stock across Fuel Injector Gaskets and Fuel Injector O-Ring Kits categories, plus more. For a 2003 Infiniti FX45, our most popular Felpro Fuel Injectors include:
Fuel Injection Throttle Body Mounting Gasket
from $3.29
(1)
Fuel Injection Throttle Body Mounting Gasket
Fuel Injector Gaskets
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

FAQs for 2003 Infiniti FX45 Fuel Injectors

What are the most purchased Fuel Injectors for the 2003 Infiniti FX45?

Out of 16 Fuel Injectors for the 2003 Infiniti FX45, the most popular in our inventory are:
Fuel Injector Connector
from $4.29
(1)
Fuel Injector Connector
Fuel Injector Connectors
Fuel Injector Seal Kit
from $8.99
This product is not rated
Fuel Injector Seal Kit
Fuel Injector Seal Kits
UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET
from $50.99
This product is not rated
UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET
Fuel Injector Gaskets