2003 Acura RSX Engine Cooling Parts

Essential 2003 Acura RSX Engine Cooling Parts

Carquest Premium – Coolant Temp Switch (Part No.ACA1517)

Coolant Temp Switch

from

$44.49
The Premium CarQuest Vehicle Solutions line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The Coolant Temperature Switch monitors the temperature of the engine’s coolant, activating fans at factory designated temperature set-points ensuring proper engine temperature levels and peak engine performance are maintained.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to meet or 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 Coolant Temperature Switch.
  • All units are tested using advanced end-of-line equipment that expose the switch to actuation temperatures, confirm proper calibration, verify functionality and check for leaks to ensure each switch meets manufacturing specifications before packaging.
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Felpro – Engine Coolant Thermostat Housing Gasket (Part No.35739)

Engine Coolant Thermostat Housing Gasket

from

$3.79
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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NTK – Engine Coolant Temperature Sensor (Part No.EF0110)

Engine Coolant Temperature Sensor

from

$49.99
The Engine Coolant Temperature Sensor determines the exact temperature of the engine coolant by sending an analog signal to the ECM to censure proper air/fuel ratio along with proper operation of the cooling fan(s) and temperature gauge. The Engine Coolant Temperature Sensor may be located on the cylinder head, engine block, thermostat housing or intake manifold. Reasons for replacement include: check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:
  • OE MATCHED: Wires and probe length match OE. Mounting clip(s) included where applicable
  • FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
  • THE NTK DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor
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GMB – GMB Water Pump (Part No.G3000121730GMB)

GMB Water Pump

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$165.19
The GMB Water Pump contains no remanufactured components and is designed to combat engine overheating associated with higher RPM, performance and high load applications. All GMB Water Pumps feature a precision ground, heavy duty steel bearing that`s completely sealed and lubricated for life. A specially modified, high performance impeller eliminates cavitation at high RPM`s, maintaining maximum volumetric flow of coolant, thus reducing engine temperature and increasing horsepower.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • High flow design
  • Factory lubricated bearing assembly
  • Precision ground shaft and hub
  • OE quality forged housing for maximum coolant flow
  • Precision built and balanced
  • Pressed on impeller for increased water flow
  • Unique no sealed required gasket
  • Unitized seal protects bearings and provides long life leak free performance.
  • Factory sealed precision ground one piece bearing assembly
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Dorman – Help – Radiator Drain Cocks (Part No.61125)

Radiator Drain Cocks

from

$7.29
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Victor Reinz – Engine Coolant Pipe O-Ring (Part No.41-76345-00)

Engine Coolant Pipe O-Ring

from

$3.49
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 – Thermostat Assembly: Includes Thermostat housing and Gasket, 172 Degrees (Part No.902-5131)

Thermostat Assembly: Includes Thermostat housing and Gasket, 172 Degrees

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$52.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
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Dorman – Bumper Retainer-Exterior-Acura/Honda (sold by each) (Part No.700-627)

Bumper Retainer-Exterior-Acura/Honda (sold by each)

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$0.79
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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Ishino – Water Pump Gasket (Part No.G3040121483ISH)

Water Pump Gasket

from

$3.07
Water Pump Gasket

Carquest Premium – Radiator Cap Tester Adapter (Part No.12024)

Radiator Cap Tester Adapter

from

$16.49
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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Flex A Lite – Trimline Straight Blade Electric Fan (Part No.112)

Trimline Straight Blade Electric Fan

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$112.99
Trimline Straight Blade Electric Fan

Permatex – The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ (Part No.25238)

The Right Stuff: 1 Minute Gasket Maker: Grey, 3 OZ

from

$19.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

from

$10.06
The Sankei Switches radiator cap range has been developed to operate within original equipment manufacturer’s specifications. A faulty radiator cap can cause your car to boil-over at a lower temperature. Test or replace the coolant cap when servicing the cooling system.

Product Features:
  • Meets Original Equipment specifications.
  • Made from premium materials.
  • Designed to function on open cooling systems and overflow reservoir type systems.
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Felpro – Engine Coolant Outlet Gasket (Part No.35740)

Engine Coolant Outlet Gasket

from

$2.29
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Carquest Premium – Multi Purpose Relay (Part No.RAA1788)

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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Imperial – Adjustable Thermostatic Fan Control (Part No.226203)

Adjustable Thermostatic Fan Control

from

$22.99
Adjustable Thermostatic Fan Control; Economy Model; 32-248°F. Controls the operating temperature of Imperial electric fans

Product Features:
  • Economy adjustable thermostatic fan control
  • Economy Model; 32-248°F
  • For use with Imperial electric fans
  • Probe installs into radiator fins
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Imperial – Electric Fan – 10" Diameter (Part No.226110)

Electric Fan - 10" Diameter

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$67.99
Electric fan with 10″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 10″ Diameter
  • 650 CFM
  • Use as a pusher or puller fan
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Dorman – Non-Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement (Part No.603-243)

Non-Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement

from

$44.99
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Product Features:
  • Direct replacement – this engine coolant reservoir matches the fit and function of the original part
  • Ideal solution – engineered for a seamless installation
  • Durable construction – manufactured from quality materials to withstand underhood heat and vibration
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Autopart International Inc – Auxiliary Fan Switch (Part No.G50301997035API)

Auxiliary Fan Switch

from

$22.13
Auxiliary Fan Switch

Factory Air – 12" Reversible Fan Kit (Part No.36896)

12" Reversible Fan Kit

from

$141.99
880 CFM
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FAE – Engine Cooling Auxiliary Thermo-Fan Switch (Part No.G5030437401FAE)

Engine Cooling Auxiliary Thermo-Fan Switch

from

$24.40
The FAE Engine Cooling Thermo-Fan Switch is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Corrosion resistant housings
  • Nickel-plated or brass terminals for superior conductivity
  • High-temp composite O.E.M.-type connectors designed to mate with vehicle wiring harness without modification
  • Thermal switches matched to OEM temperatures to assure consistent performance
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Carquest – Engine Cooling Fan Switch (Part No.TFS600)

Engine Cooling Fan Switch

from

$44.99
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
  • In manufacturing, we custom form the wax pellets for different temperature range specifications. All units are calibrated & tested to confirm switch actuation at their specified temperature
  • The switch is designed using a formed bimetallic contact arm. The bimetal contact movement is achieved using the different expansion rates of two metals fused together. This is a creep action device, provides precise performance
  • In production, all thermal switches are factory-calibrated to make electrical contact at the specified lower-temperature set point
  • Robust design and high grade materials meet the stringent demands of today’s service professional
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Felpro – Engine Water Pump Gasket (Part No.35888)

Engine Water Pump Gasket

from

$11.29
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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KAI – Radiator (Part No.RAD2412)

Radiator

from

$144.99
New Platinum Pro Radiator, 2.0 Liter Engine With Automatic Transmission

Product Features:
  • 2.0 Liter Engine With Automatic Transmission, 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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MAHLE Original – Water Manifold Sealing Ring (Part No.C32018)

Water Manifold Sealing Ring

from

$2.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Felpro – Engine Coolant Outlet Gasket (Part No.35892)

Engine Coolant Outlet 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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Dorman – Expansion Tank Cap (Part No.G1040751319DOR)

Expansion Tank Cap

from

$8.30
Dorman offers a variety of Engine Coolant Recovery Tank Caps for a range of applications. All Dorman Engine Coolant Recovery Tank Caps are constructed of high-quality plastic. They effectively protect the cooling system by providing a tight seal against the elements.

Product Features:
  • Save time, money and labor by replacing only the Cap – instead of the entire Engine Coolant Recovery Tank
  • Direct replacement for a proper fit every time
  • A necessary safety item – prevents coolant from splashing and/or leaking
  • Available in diverse styles, including screw-on and snap-on
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Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.54227CD)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$8.29
Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
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2003 Acura RSX Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2003 Acura RSX. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 64 different Engine Cooling Parts in our inventory ranging from $0.79 to $226.99. That means you can find the exact parts or products you need to keep that 2003 Acura RSX running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 23 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Acura RSX. Permatex, Carquest Premium, and Imperial 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 Engine Cooling Parts for your 2003 Acura RSX, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,436 reviews in this category, some of the top rated parts include Electric Fan – 12" Diameter with 3.5 stars and Adjustable Thermostatic Fan Control with 3.4 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2003 Acura RSX 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!

Engine Cooling Parts Brands To Make Your 2003 Acura RSX Last

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

Popular Sankei Switches Engine Cooling Parts

We carry Sankei Switches parts in our stock across Radiator Caps categories, plus more. For a 2003 Acura RSX, our most popular Sankei Switches Engine Cooling Parts include:
Sankei Switches Radiator Cap
from $10.06
(1)
Sankei Switches Radiator Cap
Radiator Caps

Top 2003 Acura RSX Engine Cooling Parts from Permatex

Permatex products are another trusted brand when it comes to Engine Cooling Parts for your 2003 Acura RSX. Popular 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 Acura RSX Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2003 Acura RSX?

Out of 64 Engine Cooling Parts for the 2003 Acura RSX, the most popular in our inventory are:
Radiator Cap: 16 PSI
from $14.99
(137)
Radiator Cap: 16 PSI
Radiator Caps
Coolant Fan Switch
from $35.99
(7)
Coolant Fan Switch
Radiator Fan Switches
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers

What are the top-rated 2003 Acura RSX Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2003 Acura RSX based on customer reviews/ratings are:
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
“good”
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
“If you read the instructions it’s pretty self explanatory.”
Coolant Temperature Sensor
from $35.05
(17)
Coolant Temperature Sensor
“Perfect fit, easy install”