2021 Toyota 4Runner Engine Cooling Parts

Essential 2021 Toyota 4Runner Engine Cooling Parts

Carquest Premium – Universal Fan Clutch – 5" Thermal Import/Compact (Part No.215081)

Universal Fan Clutch - 5" Thermal Import/Compact

from

$63.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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NTK – Air Charge Temperature Sensor (Part No.EF0105)

Air Charge Temperature Sensor

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$29.99
Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full-line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • Air Charge Temperature Sensors are designed to meet or exceed OE specifications in form, fit and function to ensure proper monitoring of air temperature entering the engine
  • NTK’s Engine Coolant Temperature Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper engine operating temperature.
  • Engine Coolant Temperature (ECT) Sensors measure the temperature of the coolant. The readings from the (ECT) sensor are sent back to the Engine Control Unit (ECU) to adjust the fuel injection and ignition timing.
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AISIN – Engine Cooling Fan Blade (Part No.G5050267086ASC)

Engine Cooling Fan Blade

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$184.48
Engineered to exacting OE specifications, AISIN fan blade makes cars lighter in weight and higher in performance through diversity of products for drive systems, engines, and vehicle bodies.

Product Features:
  • Light weight and high performance
  • Maintains optimal pressurization between fan and radiator
  • Decreases rotational mass for maximum air ventilation
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Felpro – Engine Coolant Outlet Gasket (Part No.35801)

Engine Coolant Outlet Gasket

from

$3.99
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 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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Carquest Premium – Radiator Cap: 13 PSI (Part No.10329)

Radiator Cap: 13 PSI

from

$10.49
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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Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

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$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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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.433198)

Radiator: With Transmission Oil Cooler

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$141.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle¿s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.431402)

Radiator: With Transmission Oil Cooler

from

$199.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle¿s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Felpro – O-RING (Part No.35654)

O-RING

from

$5.99
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 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
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NTC – Tama Engine Coolant Temperature Sensor (Part No.C6020146330NTC)

Tama Engine Coolant Temperature Sensor

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$37.67
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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Carquest Premium – Engine Coolant Temperature Sender (Part No.WTA1658)

Engine Coolant Temperature Sender

from

$14.99
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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Felpro – Engine Water Pump Gasket (Part No.35519)

Engine Water Pump Gasket

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
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Victor Reinz – Engine Water Pump Gasket (Part No.71-15475-00)

Engine Water Pump Gasket

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$7.29
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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Dorman – Thermostat Assembly: Includes Thermostat housing and Gasket, 180 Degrees (Part No.902-5148)

Thermostat Assembly: Includes Thermostat housing and Gasket, 180 Degrees

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$57.99
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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Carquest Premium – Integrated Thermostat Housing: With Seal, 180 Degrees (Part No.48778)

Integrated Thermostat Housing: With Seal, 180 Degrees

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$49.99
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • All-in-one, bolt-on solution that includes everything needed for a complete job
  • Includes thermostat, seal and housing
  • Easy, one step fit and installation
  • No special tools required
  • Meets or exceeds all OEM standards
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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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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

from

$14.29
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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Stant – THERMOSTAT SEAL (Part No.27286)

THERMOSTAT SEAL

from

$1.49
THERMOSTAT SEAL

Felpro – Engine Coolant Thermostat Housing Gasket (Part No.35809)

Engine Coolant Thermostat Housing Gasket

from

$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
  • 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
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Felpro – WATER OUTLET GASKET (Part No.35278)

WATER OUTLET GASKET

from

$4.99
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Felpro – Engine Coolant Outlet Gasket (Part No.35842)

Engine Coolant Outlet Gasket

from

$5.29
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
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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AISIN – OE Replacement Water Pump (Part No.G3000267303ASC)

OE Replacement Water Pump

from

$107.44
The AISIN Water Pump contains no remanufactured parts and provides optimal cooling without creating excess load to the engine. The highest quality materials are used, creating stronger body design and resistance to corrosion.

Product Features:
  • OE-Equivalent and direct fit application.
  • 100% new with no remanufactured parts.
  • Advanced technological design.
  • Carbon ceramic sealing.
  • Resistant to corrosion.
  • Optimum cooling performance and longevity.
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Driveworks Water Pumps – Water Pump: New, Installation Gasket Included (Part No.57-1219)

Water Pump: New, Installation Gasket Included

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$17.79
Driveworks Water Pumps offer a complete replacement part solution, with application coverage that spans from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed OEM performance, providing you a quality product you and your vehicle can rely on. All units are manufacturered with brand new components and are packaged with all gaskets required for replacement.

Product Features:
  • 100% Factory tested for leakage and dimensional precision
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
  • Bearings made of heat-treated carbon or carburized steel are sealed and lubricated to ensure smooth performance throughout units life
  • Assembled with new, high-quality unitized shaft seals to prevent premature leakage
  • Supplied with gasket and other seals/gaskets as applicable per application to help complete the job
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
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KAI – Radiator Support Cover (Part No.TO1224108)

Radiator Support Cover

from

$109.99
New Standard Replacement Upper Radiator Support Cover, Sight Shield

Product Features:
  • Sight Shield, Made Of Polypropylene
  • 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 – Standard Thermostat: 180 Degrees (Part No.13978)

Standard Thermostat: 180 Degrees

from

$10.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – Thermostat (Part No.48128)

Thermostat

from

$8.79
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.
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Kuzeh – Thermostat (Part No.G400037500KUZ)

Thermostat

from

$23.97
Kuzeh offers a full line of thermostats to replace your original equipment thermostat. This includes a wide variety of temperature ranges all designed to operate within OEM specifications.

Product Features:
  • Strict quality control, and functional testing
  • Self-cleaning and self-aligning thermostat valve
  • Original equipment design provides exact fit and performance
  • Precise sealing edges reduce leakage and premature cooling
  • Temperature sensitive heat motor provides consistent valve response for smooth performance and precise engine cooling
  • Stainless steel assembly and springs are engineered for long life
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Motorad UltraStats – Thermostat: 180 Degrees (Part No.5270-180)

Thermostat: 180 Degrees

from

$17.49
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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2021 Toyota 4Runner Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2021 Toyota 4Runner. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 22 different Engine Cooling Parts in our inventory ranging from $1.24 to $409.78. That means you can find the exact parts or products you need to keep that 2021 Toyota 4Runner running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 10 different brands to make sure you have plenty of trusted parts to choose from for your 2021 Toyota 4Runner. Carquest Premium, Felpro, and NTC 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 2021 Toyota 4Runner, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2021 Toyota 4Runner 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 2021 Toyota 4Runner Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2021 Toyota 4Runner 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 4Runner 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 Engine Coolant Bypass Pipe O-Rings and Thermostat Seals categories, plus more. For a 2021 Toyota 4Runner, our most popular Felpro Engine Cooling Parts include:
O-RING
from $5.99
(1)
O-RING
Engine Coolant Bypass Pipe O-Rings
Engine Coolant Thermostat Housing Gasket
from $5.49
(3)
Engine Coolant Thermostat Housing Gasket
Thermostat Seals

FAQs for 2021 Toyota 4Runner Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2021 Toyota 4Runner?

Out of 22 Engine Cooling Parts for the 2021 Toyota 4Runner, the most popular in our inventory are:
Engine Coolant Outlet Gasket
from $3.99
This product is not rated
Engine Coolant Outlet Gasket
Engine Coolant Water Inlet Seals
WATER OUTLET GASKET
from $2.29
This product is not rated
WATER OUTLET GASKET
Thermostat and Water Outlet Gaskets
NTC Thermostat Assembly
from $34.87
This product is not rated
NTC Thermostat Assembly
Thermostats