2003 Infiniti FX45 Cooling and Climate Controls

Essential 2003 Infiniti FX45 Cooling and Climate Controls

Santech – A/C O-Ring Kit (Part No.R1151317331SII)

A/C O-Ring Kit

from

$22.87
A/C O-Ring Kit

Carquest Premium – Heater Core (Part No.910640)

Heater Core

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$134.99
Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications. Carquest Premium provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability. Carquest Premium offers certified heater cores that meet or exceed OE specifications and are all fitment checked in the actual vehicle’s HVAC heater module and are, thus, ready to be installed right out of the box for a “Drop-In Fit”. Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.

Product Features:
  • All heater cores are designed and tested to match or exceed OE specifications for form, fit and performance with a clear focus on obtaining the highest heat transfer performance possible through use of quality materials and manufacturing processes to ensu
  • Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.
  • Provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability.
  • Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provides products to the aftermarket that meet or exceed form, fit, and function of OEM Parts
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Ishino Stone – Water Pipe O-Ring (Part No.G2026550536ISH)

Water Pipe O-Ring

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$2.33
Water Pipe O-Ring

Carquest Premium – Multi Purpose Relay (Part No.RAA1745)

Multi Purpose Relay

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$48.49
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 – Universal Fan Clutch – 6" Import/Compact (Part No.215062)

Universal Fan Clutch - 6" Import/Compact

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$85.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12021)

Radiator Cap Tester Adapter

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$17.79
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Permatex – Sensor-Safe, High Torque RTV Silicone Gasket Maker (Part No.22074)

Sensor-Safe, High Torque RTV Silicone Gasket Maker

from

$6.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Carquest Premium – A/C Plate and Fin Evaporator (Part No.T54840)

A/C Plate and Fin Evaporator

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$108.99
Carquest Evaporators are designed to remove heat from the air inside the passenger compartment of a vehicle resulting in cooler air temperatures. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • The design and manufacture of the evaporators result in uniform refrigerant distribution with optimal flow for improved performance and maximum heat transfer.
  • The evaporators are constructed to offer a lightweight, compact design that will fit easily within the engine compartment.
  • The surface treatment on each part ensures optimum water drainage to prevent mold and odors in the system.
  • The evaporators are 100% tested to meet or exceed original equipment specifications. Each part is helium tested to ensure no leaks.
  • O-Rings and gaskets necessary for installation are included.
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Dorman – A/C Condenser Fan Assembly: Cost Effective And Reliable (Part No.620-454)

A/C Condenser Fan Assembly: Cost Effective And Reliable

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$240.99
This A/C condenser fan assembly is precision-engineered to match the fit and performance of the stock condenser fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it functions as effectively as the original part.

Product Features:
  • Ideal replacement – this air conditioner condenser fan assembly is engineered to match the fit and performance of the stock condenser fan on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – components are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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KAI – Radiator (Part No.RAD2671)

Radiator

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$136.99
New Platinum Pro Radiator, 4.5 Liter V8 Engines, Automatic Transmission, 1 Row Core

Product Features:
  • 4.5 Liter V8 Engines, Automatic Transmission, 1 Row Core, Made Of Plastic and Aluminum
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Flex A Lite – Trimline Straight Blade Electric Fan (Part No.116)

Trimline Straight Blade Electric Fan

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$119.99
Trimline Straight Blade Electric Fan

Carquest Premium – Brake Light Switch Connector (Part No.PTC1134)

Brake Light Switch Connector

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$39.99
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest Premium – Engine Coolant Water Inlet (Part No.85421)

Engine Coolant Water Inlet

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$23.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring  to ensure proper seal (where applicable
  • 100% virgin resin material to insure durability
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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Hitachi – OE Replacement Water Pump (Part No.G3000139557HIT)

OE Replacement Water Pump

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$122.21
The Hitachi water pump is a 100% new replacement that contains no remanufactured components, assuring original equipment performance, quality and fit.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • Resistant to corrosion.
  • Unitized bearing assembly.
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Carquest Premium – A/C Condenser and Receiver Drier Assembly (Part No.6470)

A/C Condenser and Receiver Drier Assembly

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$218.99
The Carquest condenser is an integral component of the motor vehicle air conditioning system. This part condenses the refrigerant into a liquid to prepare it for entry into the compressor. The condenser is manufactured according to OEM design specifications to ensure a long life with quality performance. Exact design standards produce a seamless fit into the engine compartment.

Product Features:
  • This is a parallel flow condenser that contains small micro-channels. It is highly recommended that this condenser be replaced if a failure has occurred in the vehicle’s air conditioning system that has resulted in debris contaminating the system. This
  • This Carquest condenser has a drier attached to it with an interior desiccant bag which will provide optimal moisture removal in the a/c system to maximize cooling performance.
  • The Carquest condenser production process includes quality driven details such as using zinc-coated tubes and electrostatic paint spray at high temperatures to provide the best corrosion resistance and durability in our condensers.
  • Continuous molds, laser welding machines, semi-automatic assembly stations and other advanced equipment provide quality products.
  • Each condenser uses only the highest quality raw materials including pure aluminum (not substandard or recycled) to provide the highest quality standards from beginning to finished product.
  • All brackets are designed per OEM specifications to ensure strength and reduce vibration and movement.
  • We leak test 100% of our condensers in helium leak test chambers to ensure the product does not leak.
  • Our condensers are manufactured from rigid design standards to fit OEM dimensions.
  • Each condenser design endures a series of tests that includes performance testing, vibration testing, blast testing, and salt spray testing to simulate real world conditions.
  • Each Carquest condenser is packaged using superior box construction. This box is easy to open and seal. Each condenser is packaged in the box with internal protection to keep the part centered and away from the package edges. The package passes the fre
  • All brackets are designed per OEM specifications to ensure strength and reduce vibration and movement.
  • We leak test 100% of our condensers in helium leak test chambers to ensure the product does not leak. This industry leading process is the most precise method and can detect even the smallest leak. The leak-free condenser is then charged with nitrogen a
  • Our condensers are manufactured from rigid design standards to match OEM dimensions. Each design undergoes a drop fit into the actual vehicle to ensure the final manufactured product provides an easy installation.
  • Each condenser design endures a series of tests that includes performance testing, vibration testing, blast testing, and salt spray testing to simulate real world conditions.
  • vibration testing
  • blast testing
  • and salt spray testing to simulate real world conditions.
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Carquest Premium – A/C Block Type O-Ring Expansion Valve (Part No.T39076)

A/C Block Type O-Ring Expansion Valve

from

$49.99
Carquest Expansion Valves are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each expansion valve is manufactured to original equipment specifications to perform its function even in the harshest climates. Each part is supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • The bodies of these expansion valves are machined from a single block of aluminum or brass metal.
  • Each expansion valve has settings for tonnage and superheat based on the vehicle specifications.
  • Each expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • O-Rings necessary for installation are included.
  • O-Rings necessary for installation are included.
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KAI – A/C Desiccant Element (Part No.ARD010085)

A/C Desiccant Element

from

$26.99
New Standard Replacement A/C Receiver Drier/Desiccant Element

Product Features:
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Coolant Temperature Sensor (Part No.WTC1016)

Coolant Temperature Sensor

from

$29.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Dorman – Engine Coolant Thermostat Housing (Part No.G4010139563DOR)

Engine Coolant Thermostat Housing

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$20.91
Dorman’s Engine Coolant Thermostat Housing has improved durability and resistance. It withstands the extreme changes in temperature that frequently cause housing to become brittle, crack and leak. Maintain the steady flow of coolant and lessen the chances of overheating.

Product Features:
  • Direct replacement for a proper fit every time
  • Hoses slide on for easy installation
  • High-quality plastic or metal construction
  • Includes all hardware necessary for a complete repair (where applicable)
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Dorman – Radiator Mount Bushing (Part No.926-281)

Radiator Mount Bushing

from

$8.99
This radiator mount bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this radiator mount bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • 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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KAI – A/C System Seal Kit (Part No.FTT010049)

A/C System Seal Kit

from

$21.99
New Standard Replacement A/C System Seal Kit, MT2571, L4 Engine

Product Features:
  • MT2571, L4 Engine
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)

Sensor-Safe, High-Torque RTV Silicone Gasket Maker

from

$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10227)

Radiator Cap: 13 PSI

from

$11.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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KAI – A/C Service Valve (Part No.FTT010751)

A/C Service Valve

from

$9.99
New Standard Replacement A/C Service Cap And Valve Kit, MT2909

Product Features:
  • MT2909
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10327)

Radiator Cap: 13 PSI

from

$18.79
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

from

$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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Carquest Premium – Blower Motor: With Wheel (Part No.75850)

Blower Motor: With Wheel

from

$202.99
Carquest Premium Blower Motors are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Carquest Premium Blower Motors. Meets or exceeds OE design. Magnetic size and properties compare or exceed OEM. Windings meet or exceed OEM Specifications. Motor RPM equivalent to or exceeds OEM motor.

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
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Carquest Premium – AC Pressure Sensor (Part No.ABA1011)

AC Pressure Sensor

from

$114.99
The Premium CarQuest Vehicle Solutions line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Sensor reports system pressures to the on-board computer, in turn allowing the computer to properly and efficiently control the compressor, fans and system levels. An improperly functioning A/C Pressure Sensor will provide erratic or inaccurate readings to on-board computers severely affecting system performance and function. Without reliable and accurate data from a properly functioning A/C Pressure Sensor, on-board computers are unable to protect the safety of critical components and the system as a whole which can lead to excessive wear and tear on critical components and costly system damage.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Sensor.
  • All units are helium leak tested on fully automated mass spectrometer equipment before end-of-line testing.
  • All units are tested using automated end-of-line testing equipment that pressurizes the A/C Pressure Sensor and checks full-spectrum functionality and electrical output to ensure each A/C Pressure Sensor meets manufacturing specifications before packaging
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2003 Infiniti FX45 Cooling and Climate Controls

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 Cooling and Climate Controls. With 61 Cooling and Climate Controls ranging in price from $2.33 to $569.99, you’re sure to find everything you need for your 2003 Infiniti FX45.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 20 different brands like Permatex, Carquest Premium, and Factory Air. 2003 Infiniti FX45 Cooling and Climate Controls start as low as $2.33!

One of the best ways to find top quality OEM or aftermarket Cooling and Climate Controls is by asking professionals. Short of that, you can shop with confidence thanks to our 773 extensive product reviews on 2003 Infiniti FX45 Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are Standard Thermostat: 180 Degrees with 4.4 stars and Radiator Cap: 13 PSI with 4.0 stars.

Did we mention you can order your Cooling and Climate Controls 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 Cooling and Climate Controls inventory for your 2003 Infiniti FX45 below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 2003 Infiniti FX45

Trusted Cooling and Climate Controls 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 Permatex, Carquest Premium, Factory Air, and even more.

Popular Dorman – Help Cooling and Climate Controls

You’ll find popular Dorman – Help brand products across Engine Cooling Parts. All are waiting to get your 2003 Infiniti FX45 back on the road. Some of the top-rated Dorman – Help products in these categories are:
Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack
from $9.99
(6)
Engine Coolant Reservoir Cap: Flip Top, Plastic, 1 Pack
Coolant Reservoir Caps

Top-Rated Permatex Cooling and Climate Controls


If Permatex are what you’re looking for, our inventory holds plenty. We stock Permatex brand Cooling and Climate Controls for your 2003 Infiniti FX45, and some of our most reviewed Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Sensor-Safe, High Torque RTV Silicone Gasket Maker
from $6.99
(9)
Sensor-Safe, High Torque RTV Silicone Gasket Maker
Engine Water Pump Inlet Pipe Gaskets

FAQs for 2003 Infiniti FX45 Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 2003 Infiniti FX45?

Out of 61 Cooling and Climate Controls for the 2003 Infiniti FX45, the most popular in our inventory are:
Standard Thermostat: 170 Degrees
from $20.79
(40)
Standard Thermostat: 170 Degrees
Thermostats
Radiator Cap: 13 PSI
from $11.99
(193)
Radiator Cap: 13 PSI
Radiator Caps
Cap & Valve A/C System Seal Kit
from $17.99
(29)
Cap & Valve A/C System Seal Kit
AC Caps and Valve Core Kits

What are the top-rated 2003 Infiniti FX45 Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 2003 Infiniti FX45 based on customer reviews/ratings are:
Standard Thermostat: 180 Degrees
from $19.99
(29)
Standard Thermostat: 180 Degrees
“Worked well”
Radiator Cap: 13 PSI
from $18.79
(21)
Radiator Cap: 13 PSI
“It covered what I needed it to do.”
A/C Condenser and Receiver Drier Assembly
from $218.99
(17)
A/C Condenser and Receiver Drier Assembly
“I bought these for my 2010 Dodge Grand Caravan. They were so easy to install. Pro tip: if your lift supports don’t work and you are replacing them… ”