2003 Honda Pilot Engine Cooling Parts

Essential 2003 Honda Pilot Engine Cooling Parts

Imperial – 16" Electric Fan (Part No.226216)

16" Electric Fan

from

$115.99
Electric fan with 16″ 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:
  • Thin-line electric fan
  • 16″ diameter
  • 1,400 CFM
  • Use as a pusher or puller fan
See More

KAI – Radiator (Part No.RAD2956)

Radiator

from

$204.99
New Platinum Pro Radiator, 3.5 Liter Engine, Automatic Transmission

Product Features:
  • 3.5 Liter Engine, 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
See More

Permatex – The Right Stuff: Grey, 90 Minute Gasket Maker, 3 OZ (Part No.34328)

The Right Stuff: Grey, 90 Minute Gasket Maker, 3 OZ

from

$17.49
Permatex’s The Right Stuff 90 Minute Series offers the fastest return to service in a in just 90 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 90 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 90 minutes
See More

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
See More

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
See More

Carquest Premium – Coolant Housing/Water Outlet (Part No.85156)

Coolant Housing/Water Outlet

from

$27.49
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Direct-fit replacement for ease of installation
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
See More

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

Fuel Injector O-Ring

from

$1.24
Fuel Injector O-Ring

Ishino – Water Pipe O-Ring (Part No.G202665192ISH)

Water Pipe O-Ring

from

$2.05
Water Pipe O-Ring

Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic/Rubber, 1 Pack (Part No.54370)

Engine Coolant Reservoir Cap: Twist, Plastic/Rubber, 1 Pack

from

$26.99
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
See More

Imperial – Adjustable Thermostatic Fan Control (Part No.226204)

Adjustable Thermostatic Fan Control

from

$55.99
Adjustable Thermostatic Fan Control. 160-210°F; push-in probe. Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160-210°F push-in probe
  • For use with Imperial electric fans
  • Probe installs into radiator fins
See More

Dorman – Coolant Housing/Water Outlet: With Housing (Part No.902-5827)

Coolant Housing/Water Outlet: With Housing

from

$23.79
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing 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 housings
See More

Felpro – O-RING (Part No.35162)

O-RING

from

$6.49
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 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
See More

Felpro – Engine Coolant Temperature Sensor O-Ring (Part No.72926)

Engine Coolant Temperature Sensor O-Ring

from

$3.49
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
See More

Felpro – WATER CROSS OVER MOUNT GASKET SET (Part No.ES 72774)

WATER CROSS OVER MOUNT GASKET SET

from

$16.99
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 for Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Quality that you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

KAI – Engine Cooling Fan (Part No.AC3115125)

Engine Cooling Fan

from

$144.99
New Platinum Pro Driver Side Radiator Fan Assembly, 3.5 Liter V6 Engine

Product Features:
  • 3.5 Liter V6 Engine, Made Of Plastic
  • 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
See More

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.
See More

OPT – Water Pump Housing Gasket (Part No.G3031252151OPT)

Water Pump Housing Gasket

from

$2.38
Water Pump Housing Gasket

Permatex – Ultra Grey RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

Ultra Grey RTV Silicone Gasket Maker, 13 OZ

from

$26.99
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
See More

Dorman – Engine Coolant Thermostat Housing Cover (Part No.G4011120690DOR)

Engine Coolant Thermostat Housing Cover

from

$27.99
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)
See More

Dorman – Honda Bumper Retainer (Part No.963-500D)

Honda Bumper Retainer

from

$4.49
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
See More

NPW – Water Pump (Part No.G3000167512NPW)

Water Pump

from

$71.56
The NPW water pump is a 100% new replacement and 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.
  • Advanced impeller design.
  • Quality cast housing.
  • Precision bearings.
  • Resistant to corrosion.
  • Unitized bearing assembly.
See More

NTK – Engine Coolant Temperature Sensor (Part No.EF0069)

Engine Coolant Temperature Sensor

from

$39.99
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
See More

NOK – Water Pipe O-Ring (Part No.G202665192NOK)

Water Pipe O-Ring

from

$2.71
Water Pipe O-Ring

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
See More

Carquest Premium – Thermostat (Part No.48227)

Thermostat

from

$9.29
Original equipment design provides exact fit and performance.

Product Features:
  • Precise fitting sealing edges prevent leakage and premature cooling.
  • Self-cleaning and self-aligning thermostat valve.
  • Stainless steel assembly and springs are engineered for long life and smooth performance.
See More

Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

from

$9.57
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.
See More

Mahle – Water Pump Hsng Gask (Part No.G3031252151MAH)

Water Pump Hsng Gask

from

$3.60
Water Pump Hsng Gask

Carquest – Coolant Temp Switch (Part No.85A1001)

Coolant Temp Switch

from

$35.49
The 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 design

Product Features:
  • The CarQuest Vehicle Solutions line of aftermarket switches meet commercial demands and are competitively priced, providing professional technicians and DIY customers with an affordable alternative for repairs.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your Coolant Temperature Switch.
  • Designed and manufactured with quality materials, industry leading electronic components and strict quality controls. Engineered to meet OE performance.
  • All units are tested using automated end-of-line testing equipment pressurizing 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.
See More

2003 Honda Pilot Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2003 Honda Pilot. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 58 different Engine Cooling Parts in our inventory ranging from $1.22 to $267.54. That means you can find the exact parts or products you need to keep that 2003 Honda Pilot 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 Honda Pilot. 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 Honda Pilot, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,402 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 4.8 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2003 Honda Pilot 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 Honda Pilot Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Honda Pilot 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 Pilot the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Koyo Cooling Engine Cooling Parts

We carry Koyo Cooling parts in our stock across Radiators categories, plus more. For a 2003 Honda Pilot, our most popular Koyo Cooling Engine Cooling Parts include:
Radiator
from $213.81
(1)
Radiator
Radiators

FAQs for 2003 Honda Pilot Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2003 Honda Pilot?

Out of 58 Engine Cooling Parts for the 2003 Honda Pilot, the most popular in our inventory are:
Radiator Cap: 16 PSI
from $14.99
(137)
Radiator Cap: 16 PSI
Engine Coolant Thermostat Housing Caps
Standard Thermostat: 170 Degrees
from $20.79
(40)
Standard Thermostat: 170 Degrees
Thermostats
Coolant Fan Switch
from $35.99
(7)
Coolant Fan Switch
Radiator Fan Switches

What are the top-rated 2003 Honda Pilot Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2003 Honda Pilot based on customer reviews/ratings are:
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
“good”
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
“good price, but does not come with knob to set temp”
Electric Fan 16" Diameter
from $92.99
(34)
Electric Fan 16" Diameter
“Awesome”