2003 Toyota Prius Engine Cooling Parts

Essential 2003 Toyota Prius Engine Cooling Parts

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

Adjustable Thermostatic Fan Control

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$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
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Dorman – Engine Water Pump Pulley (Part No.300-943)

Engine Water Pump Pulley

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$65.99
Damaged your engine water pump pulley? This pulley is a direct replacement for the original manufacturer’s part on specific vehicle years, makes and models, restoring proper performance.

Product Features:
  • Direct replacement – this engine water pump pulley matches the fit and function of the original part on specific vehicles.
  • Durable design – built to withstand the elements and road debris.
  • Thoroughly tested – must pass strict standards to ensure reliable longevity
  • Trustworthy quality – backed by team of engineers and inspectors in United States
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NTC – Tama Engine Coolant Temperature Sensor (Part No.C6020146330NTC)

Tama Engine Coolant Temperature Sensor

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$41.94
The NTC-Tama Engine Coolant Temperature Sensor is a 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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NPW – Water Pump (Part No.G3000436149NPW)

Water Pump

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$54.75
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.
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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

Victor Reinz – Engine Water Pump Gasket (Part No.71-12873-00)

Engine Water Pump Gasket

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$5.29
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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Carquest Premium – Radiator Cap Tester Adapter (Part No.12024)

Radiator Cap Tester Adapter

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$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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Dorman – Coolant Housing/Water Outlet: With Housing, 50 Degree Neck Angle (Part No.902-5931)

Coolant Housing/Water Outlet: With Housing, 50 Degree Neck Angle

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$20.49
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
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Dorman – Help – Radiator Drain Cock (Part No.61112)

Radiator Drain Cock

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$3.99
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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Stant – THERMOSTAT SEAL (Part No.27286)

THERMOSTAT SEAL

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$1.49
THERMOSTAT SEAL

Mahle – Engine Coolant Thermostat Gasket (Part No.G403117595MAH)

Engine Coolant Thermostat Gasket

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$8.35
The Mahle Engine Coolant Thermostat Gasket is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Seals the thermostat housing and helps prevent coolant from leaking from the engine for proper engine temperature
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

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$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
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Santech – A/C Servo (Part No.R2040275756SII)

A/C Servo

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$77.51
A/C Servo

Motorad UltraStats – Thermostat: 180 Degrees (Part No.5298-180)

Thermostat: 180 Degrees

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$27.49
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
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Beck/Arnley – Thermostat (Part No.143-0714)

Thermostat

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$26.99
Beck/Arnley parts meet foreign nameplate OE specifications for form, fit and function. Our product specialists work with a network of global sourcing partners so you can install the right part with confidence.

Product Features:
  • Matches OE form, fit and function
  • Features a standard jiggle valve where required by OE and has a long stroke for maximum cooling
  • Constructed with premium materials for durability
  • Be sure to use the proper coolant to maximize cooling system components. See Beck/Arnley catalog for the coolant for this application.
  • Application specific for this vehicle
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Felpro – Engine Coolant Thermostat Housing Gasket (Part No.36007)

Engine Coolant Thermostat Housing Gasket

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$6.79
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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Felpro – Engine Coolant Thermostat Seal (Part No.35445)

Engine Coolant Thermostat Seal

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$5.49
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
  • Validated for fit, form, and function
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Felpro – WATER OUTLET GASKET (Part No.35729)

WATER OUTLET GASKET

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$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
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Carquest Premium – Coolant Housing/Water Outlet (Part No.85414)

Coolant Housing/Water Outlet

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$29.99
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
  • 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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Carquest Premium – Radiator Cap: 13 PSI (Part No.10241)

Radiator Cap: 13 PSI

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$14.99
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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Sankei Switches – Sankei Switches Radiator Cap (Part No.G1010281394SAK)

Sankei Switches Radiator Cap

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$10.36
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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Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

from

$11.27
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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DENSO – Relay (Part No.567-0046)

Relay

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$17.99
DENSO+s First Time Fit relays are no different from the OE relays DENSO has manufactured for over 60 years + built to be quiet, efficient, and reliable. Designed and manufactured to outlast the closest competitor by a minimum of ten times more life cycles, DENSO+s First Time Fit Relays will most likely out last your car. Holding approximately 30,000 active patents worldwide – approximately 7,300 in the United States – DENSO is going all out to design groundbreaking systems and components tuned especially to consumers’ specifications – whether they are drivers, passengers, pedestrians or society as a whole.
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DENSO – First Time Fit Relay (Part No.P2020194560ND)

First Time Fit Relay

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$25.84
An electrical relay is sort of a magical device: it takes a small electrical signal and uses it to manage a much more powerful current, permitting electrical systems to be both lighter and more dependable at the same time. DENSO has supplied quality relays to the OE automotive world for over 60 years. The very same performance and dependability are available across the replacement aftermarket with DENSO First Time Fit® relays. Engineered to meet the most stringent automaker standards for shock resistance, arcing, and thermal protection, DENSO auto relays feature the lowest return rates in the industry; that equals value for car owners and repair facilities alike

Product Features:
  • Lead-free, solderless construction prevents heat shock and arcing
  • Controlled contact force, self-adjusting air gap increase longevity of the internal parts
  • Industry-standard packaging and footprint
  • Low heat generation
  • Reduced electrical loads
  • Built to last
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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

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$38.99
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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2003 Toyota Prius Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2003 Toyota Prius. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 42 different Engine Cooling Parts in our inventory ranging from $1.49 to $112.99. That means you can find the exact parts or products you need to keep that 2003 Toyota Prius running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 21 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Toyota Prius. Permatex, FELPRO, 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 Toyota Prius, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 594 reviews in this category, some of the top rated parts include Adjustable Thermostatic Fan Control with 3.4 stars and Engine Water Pump: New, Gasket/Seals Included with 4.6 stars.

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

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

Popular Felpro Engine Cooling Parts

We carry Felpro parts in our stock across Thermostat Bypass Pipe Gasket and Water Pump Gaskets categories, plus more. For a 2003 Toyota Prius, our most popular Felpro Engine Cooling Parts include:
WATER OUTLET GASKET
from $3.49
(1)
WATER OUTLET GASKET
Thermostat Bypass Pipe Gasket
Engine Water Pump Gasket
from $3.29
(2)
Engine Water Pump Gasket
Water Pump Gaskets
Engine Coolant Thermostat Seal
from $5.49
(76)
Engine Coolant Thermostat Seal
Thermostat and Water Outlet Gaskets

FAQs for 2003 Toyota Prius Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2003 Toyota Prius?

Out of 42 Engine Cooling Parts for the 2003 Toyota Prius, the most popular in our inventory are:
Radiator Cap: 13 PSI
from $14.99
(53)
Radiator Cap: 13 PSI
Radiator Caps
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
Radiator Fan Motors

What are the top-rated 2003 Toyota Prius Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2003 Toyota Prius based on customer reviews/ratings are:
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
“I used this fan control on my 2006 pt cruiser. It’s simple to install and works great. I’m going to get another one for my 1999 jeep Cherokee.”
Engine Water Pump: New, Gasket/Seals Included
from $62.99
(25)
Engine Water Pump: New, Gasket/Seals Included
“Water pump was just needed…..I was able to install it myself…..A little hard going on”
Electric Fan - 10" Diameter
from $67.99
(14)
Electric Fan – 10" Diameter
“So, the Air Conditioner Condenser fan motor failed on my 2003 Dodge Ram 1500. It turns out that the 2002 – 2005 Rams all use the same AC Condenser fa”