2003 Infiniti FX45 Fuel and Emissions Systems

Essential 2003 Infiniti FX45 Fuel and Emissions Systems

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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Walker – Walker Oxygen Sensor (Part No.C5010380753WKR)

Walker Oxygen Sensor

from

$143.93
Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet and exceed all original equipment specification and test requirements.

Product Features:
  • Improved Engine Response and Performance
  • Lower Emissions
  • Improved Fuel Economy
  • Longer Sensor Life
  • Meets OEM Specifications Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install
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Dorman – Fuel Sender Lock Rin (Part No.E2029751095DOR)

Fuel Sender Lock Rin

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$21.22
Fuel Sender Lock Rin

Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1132)

Ambient Air Temperature Sensor

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$45.99
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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Ishino – Throttle Body Gasket (Part No.C7001308051ISH)

Throttle Body Gasket

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$2.20
Throttle Body Gasket

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

Fuel Injector Seal Kit

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$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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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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Autopart International Inc – Vapor Canister Vent (Part No.B70881960073API)

Vapor Canister Vent

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$120.72
Vapor Canister Vent

Mitsuba – Relay (Part No.P2020301638MIT)

Relay

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$28.73
Relay

Ishino – Fuel Rail Insulator (Part No.C1008251685ISH)

Fuel Rail Insulator

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$1.84
Fuel Rail Insulator

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

Mass Air Flow Sensor

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$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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Original Equipment – Breather Hose (Part No.B2010394247OEA)

Breather Hose

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$29.34
The Original Equipment Crankcase Breather Hose is an ideal high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

from

$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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Hitachi – Electric Fuel Pump Assembly (Part No.E3001305832HIT)

Electric Fuel Pump Assembly

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$359.12
The Hitachi Electric Fuel Pump Assembly meets or exceeds the OE specifications for fit, durability and performance.

Product Features:
  • OE-Equivalent electric in tank 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 Tank Pressure Sensor (Part No.ECA1282)

Fuel Tank Pressure Sensor

from

$40.99
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 – Locking Fuel Cap: 10508, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10508)

Locking Fuel Cap: 10508, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$24.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Protects your fuel from theft and vandalism
  • 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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Dorman – Purge Valve (Part No.B7080326111DOR)

Purge Valve

from

$158.48
Purge Valve

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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Dorman – Splash Shield Retainer (Part No.700-657CD)

Splash Shield Retainer

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$1.99
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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Carquest Premium – Fuel Injector Connector (Part No.PTA1064)

Fuel Injector Connector

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$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 Premium – Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Connector (Part No.PTA2918)

Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Connector

from

$149.99
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 – Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal (Part No.15730)

Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal

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$77.99
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:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Includes Smart Link Connector, no soldering required
  • No special tools required for installation
  • Seared protection tube due to 100% functional quality test
  • Performance meets or exceeds OE specifications
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Carquest Premium – Multi Purpose Relay (Part No.RAA1277)

Multi Purpose Relay

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$17.79
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 – Multi Purpose Relay (Part No.RAA2713)

Multi Purpose Relay

from

$40.99
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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Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

from

$2.43
Fuel Injector Seal

2003 Infiniti FX45 Fuel and Emissions Systems

You count on your 2003 Infiniti FX45 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 64 Fuel and Emissions Systems ranging in price from $1.84 to $359.12, you’re sure to find everything you need for your 2003 Infiniti FX45.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 20 different brands like Carquest Premium, Bosch, and Motorad. 2003 Infiniti FX45 Fuel and Emissions Systems start as low as $1.84!

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 403 extensive product reviews on 2003 Infiniti FX45 Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Locking Fuel Cap: 10512, Screw On, Direct Fit, Provides Tight Seal, 1 Pack with 4.0 stars and Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit with 2.3 stars.

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 2003 Infiniti FX45 below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Infiniti FX45

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 2003 Infiniti FX45 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Bosch, Motorad, and even more.

Popular NTK Fuel and Emissions Systems

You’ll find popular NTK brand products across Oxygen Sensors. All are waiting to get your 2003 Infiniti FX45 back on the road. Some of the top-rated NTK products in these categories are:

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2003 Infiniti FX45, and some of our most reviewed Carquest Premium parts include:
Fuel Cap
from $17.79
(40)
Fuel Cap
Gas Caps

FAQs for 2003 Infiniti FX45 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Infiniti FX45?

Out of 64 Fuel and Emissions Systems for the 2003 Infiniti FX45, the most popular in our inventory are:
Tethered Fuel Cap
from $25.99
This product is not rated
Tethered Fuel Cap
Gas Caps
Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal
from $61.99
This product is not rated
Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal
Oxygen Sensors

What are the top-rated 2003 Infiniti FX45 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Infiniti FX45 based on customer reviews/ratings are:
Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit
from $80.99
(3)
Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit
“The senor comes with no plastic connectors, just the pins at the end. I have heard about a good quality of the brand, but this is not exact fit (witho”
Fuel Injector Connector
from $4.29
(1)
Fuel Injector Connector
“Used to seal a gasket.”