2003 Toyota 4Runner Engine Cooling Parts

Replacement Cooling System Parts
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2.7L
3.0L
4.0L
4.7L
  • Reach Cooling® - Engine Coolant Radiator
    Reach Cooling®Engine Coolant Radiator
    0
    # 1358709453
    Toyota 4Runner 2003, Engine Coolant Radiator by Reach Cooling®. Row quantity: 1. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $131.62 - $171.54
  • Four Seasons® - Engine Coolant Thermostat and Housing Assembly with Gasket
    Four Seasons®Engine Coolant Thermostat and Housing Assembly with Gasket
    0
    # mpn2372290977
    Toyota 4Runner 4.0L 2003, Engine Coolant Thermostat and Housing Assembly with Gasket by Four Seasons®. Material: Plastic. Inlet Diameter: 1.18". Temperature: 82C. All products are engineered and tested to provide years of trouble free...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $30.60
  • DIY Solutions® - Engine Coolant Thermostat
    DIY Solutions®Engine Coolant Thermostat
    0
    # mpn4830643557
    Toyota 4Runner 4.7L 2003, Engine Coolant Thermostat by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When...
    Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again
    $45.85
  • DIY Solutions® - Engine Coolant Thermostat Kit
    DIY Solutions®Engine Coolant Thermostat Kit
    0
    # mpn4830643518
    Toyota 4Runner 4.7L 2003, Engine Coolant Thermostat Kit by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for....
    Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again
    $71.35
  • Stant® - OE Type Engine Coolant Thermostat
    Stant®OE Type Engine Coolant Thermostat
    0
    # 3145140961
    Toyota 4Runner 4.7L 2003, OE Type Engine Coolant Thermostat by Stant®. Without Gaskets, Check Valves and Seal. Stant Coolant Temperature Sensor, which can be found as original equipment on most major nameplates, is the perfect companion...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $9.11 - $11.35
  • Kuzeh® - Engine Coolant Thermostat
    Kuzeh®Engine Coolant Thermostat
    1
    # mpn4617539533
    Toyota 4Runner 4.7L 2003, Engine Coolant Thermostat by Kuzeh®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $23.32
  • ACDelco® - Professional™ Molded Engine Coolant Bypass Hose
    ACDelco®Professional™ Molded Engine Coolant Bypass Hose
    0
    # mpn4860895488
    Toyota 4Runner 4.7L 2003, Professional™ Molded Engine Coolant Bypass Hose by ACDelco®. Contains Spring: No. Construction: Molded Assembly. Composed of specially blended materials to deliver long-life performance, ACDelco...
    Protective sleeves help duplicate GM Original Equipment™ for proper fit and function.Designed to resist electrochemical degradation for durability.
    $15.28Save: $2.35 (15%)
    $12.93
  • Continental® ContiTech™ - Elite™ Engine Coolant Flexible Radiator Hose
    Continental® ContiTech™Elite™ Engine Coolant Flexible Radiator Hose
    0
    # mpn335845285
    Toyota 4Runner 4.0L 2003, Elite™ Engine Coolant Flexible Radiator Hose by Continental® ContiTech™. Position: Upper. Keep your engine cool with top-notch Continental ContiTech cooling products. They’ll restore the cooling system...
    An excellent replacement for your old or malfunctioning cooling partDesigned to restore your vehicle’s performance and reliability
    $11.87
  • Continental® ContiTech™ - Elite™ Engine Coolant Molded Bypass Hose
    Continental® ContiTech™Elite™ Engine Coolant Molded Bypass Hose
    0
    # 451066521
    Toyota 4Runner 2003, Elite™ Engine Coolant Molded Bypass Hose by Continental® ContiTech™. This flexible hose can be used to replace a molded radiator hose. It has a corrugated cover that easily follows the bends of the OE coolant...
    Versigard EPDM rubber tube and coverDesigned to withstand temperature from -40°F to +257°F
    $5.58 - $17.54
  • Fel-Pro® - Radiator Coolant Hose
    Fel-Pro®Radiator Coolant Hose
    0
    # mpn1541850
    Toyota 4Runner 4.7L 2003, Radiator Coolant Hose by Fel-Pro®. Position: Lower. Location: Outlet. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and Hoses....
    Direct OEM replacement for a proper fitEnsures reliable sealing performance
    $1.85
  • MacKay® - Engine Coolant Radiator Hose
    MacKay®Engine Coolant Radiator Hose
    0
    # 2151977095
    Toyota 4Runner 2003, Engine Coolant Radiator Hose by MacKay®. Position: Lower. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $10.00 - $15.50
  • Toyota OE - Cooling - Water Pump (4.7L)
    Toyota OECooling - Water Pump (4.7L)
    0
    # 2570240982
    Toyota 4Runner 4.7L 2003, Cooling - Water Pump by Toyota OE. There's no better way to make your Toyota look and perform the way it should than relying on genuine Toyota OE parts. Unlike many aftermarket parts, these are made with quality...
    Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality
    $1.71 - $123.35
  • Toyota OE - Engine Water Pump
    Toyota OEEngine Water Pump
    0
    # mpn4669785400
    Toyota 4Runner 4.0L 2003, Engine Water Pump by Toyota OE. There's no better way to make your Toyota look and perform the way it should than relying on genuine Toyota OE parts. Unlike many aftermarket parts, these are made with quality...
    Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality
    $127.73
  • NPW® - Engine Coolant Water Pump
    NPW®Engine Coolant Water Pump
    0
    # 1845827362
    Toyota 4Runner 2003, Engine Coolant Water Pump by NPW®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $81.73 - $119.35
  • Four Seasons® - Auxiliary Engine Cooling Fan
    Four Seasons®Auxiliary Engine Cooling Fan
    0
    # 2128847018
    Toyota 4Runner 2003, Auxiliary Engine Cooling Fan by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it once and fix it right with...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $97.54 - $121.57
  • Hayden® - Cooling Fan Temperature Switch
    Hayden®Cooling Fan Temperature Switch
    2
    # 517950191
    Toyota 4Runner 2003, Cooling Fan Temperature Switch by Hayden®. Hayden Automotive engineers, manufactures and supplies a wide range of products designed to keep your car, truck or performance vehicle running cool. From fan clutches and...
    Designed for single or dual fan applicationsBrass construction for accurate temperature sensing
    $17.32 - $37.30
  • Hayden® - Rapid-Cool™ Universal Fit Reversible Fan Kit
    Hayden®Rapid-Cool™ Universal Fit Reversible Fan Kit
    0
    # 5034179676
    Toyota 4Runner 2003, Rapid-Cool™ Universal Fit Reversible Fan Kit by Hayden®. This product can be used for either primary or add-on cooling. The Hayden Rapid-Cool fan features a thin, aerodynamic profile and reversible push/pull...
    $70.68 - $117.98
  • Four Seasons® - Engine Coolant Water Outlet w/o Thermostat
    Four Seasons®Engine Coolant Water Outlet w/o Thermostat
    0
    # mpn4555129606
    Toyota 4Runner 4.7L 2003, Engine Coolant Water Outlet without Thermostat by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it once...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $22.11
  • Replacement - Radiator Cooling Fan Shroud
    ReplacementRadiator Cooling Fan Shroud
    0
    # mpn5065264097
    Toyota 4Runner 4.0L 2003, Radiator Cooling Fan Shroud by Replacement. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $22.52
  • Dorman® - Engine Coolant Thermostat Housing
    Dorman®Engine Coolant Thermostat Housing
    0
    # 4666489884
    Toyota 4Runner 2003, Engine Coolant Thermostat Housing by Dorman®. Quantity: 3 Bolt Hole. Re-engineered to address common failure points in the original equipment, Dorman’s Engine Coolant Thermostat Housing has improved durability and...
    Ideal replacement - this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and modelsDurable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
    $19.71 - $36.64
  • Genuine® - Engine Coolant Water Pump Pulley
    Genuine®Engine Coolant Water Pump Pulley
    0
    # 2838021573
    Toyota 4Runner 4.7L 2003, Engine Coolant Water Pump Pulley by Genuine®. If your engine cooling system is in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the...
    Designed to restore your vehicle’s engine cooling systemGenuine OE replacement parts from the OE manufacturer
    $110.18
  • Fel-Pro® - Engine Coolant Thermostat Housing Gasket
    Fel-Pro®Engine Coolant Thermostat Housing Gasket
    0
    # mpn1448352
    Toyota 4Runner 4.0L 2003, Engine Coolant Thermostat Housing Gasket by Fel-Pro®. Location: at Thermostat Seal. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest...
    Direct OEM replacement for a proper fitEnsures reliable sealing performance
    $2.20
  • AISIN® - Engine Cooling Fan Blade
    AISIN®Engine Cooling Fan Blade
    0
    # 2569214245
    Toyota 4Runner 2003, Engine Cooling Fan Blade by AISIN®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $32.25 - $56.08
  • Dorman® - Engine Cooling Fan Blade
    Dorman®Engine Cooling Fan Blade
    0
    # mpn770729601
    Toyota 4Runner 4.0L 2003, Engine Cooling Fan Blade by Dorman®. Diameter: 18.23". Finish: White. Blades Count: 7. Material: Plastic. Restore clutch-driven fans to original functioning and sustain proper engine operation with Dorman's...
    Helps to prevent engine overheatingDirect replacement for a proper fit every time
    $57.54
  • Replace® - Engine Cooling Fan Shroud
    Replace®Engine Cooling Fan Shroud
    0
    # mpn636950064
    Toyota 4Runner 4.0L 2003, Engine Cooling Fan Shroud by Replace®. This is an aftermarket part that replaces factory OE #
    Same quality as OE for less moneyDesigned with the latest software and manufactured with modern tooling
    $24.02
  • Gates® - Engine Coolant Replacement Radiator Cap
    Gates®Engine Coolant Replacement Radiator Cap
    0
    # mpn5058892725
    Toyota 4Runner 4.0L / 4.7L 2003, Engine Coolant Replacement Radiator Cap by Gates®. Location: on Radiator. Pressure: 16 psi. Type: Closed System. Shell Diameter: 2.52". Filler Neck Outside Diameter: 1.69". Cap Depth: 0.81". Filler Neck...
    Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit
    $8.85
  • SKP® - Engine Coolant Radiator Cap
    SKP®Engine Coolant Radiator Cap
    0
    # mpn4933874099
    Toyota 4Runner 4.0L / 4.7L 2003, Engine Coolant Radiator Cap by SKP®. Pressure: 16 psi. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level...
    High quality at an affordable priceExpertly made from premium materials
    $4.10
  • Denso® - Engine Coolant Temperature Sensor
    Denso®Engine Coolant Temperature Sensor
    0
    # mpn4846452287
    Toyota 4Runner 4.0L 2003, Engine Coolant Temperature Sensor by Denso®. 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...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $53.27
  • Standard® - Intermotor™ Engine Coolant Temperature Sender
    Standard®Intermotor™ Engine Coolant Temperature Sender
    0
    # mpn53646498
    Toyota 4Runner 2003, Intermotor™ Engine Coolant Temperature Sender by Standard®. Terminal Quantity: 1. Connector Shape: Round. Connector Gender: Female. Connector Quantity: 1. Terminal Type: Blade. Standard is to be the leading...
    In production, all thermal switches are factory-calibrated to make electrical contact at the specified lower-temperature set pointStandard switches feature a robust design with high grade materials to meet the stringent demands of today's service professional
    $19.32
  • Facet® - Engine Coolant Temperature Sender
    Facet®Engine Coolant Temperature Sender
    0
    # mpn4620711823
    Toyota 4Runner 4.7L 2003, Engine Coolant Temperature Sender by Facet®. The electronic engine management system has become a fundamental element in modern motor vehicles. It works to prevent failures that might seriously compromise the...
    The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components
    $8.21




Shop By Service Type

2003 Toyota 4Runner Engine Cooling Reviews

5 reviews
4 of 5
Keeps My 4Runner Running Cool
Replacement - Engine Coolant Reservoir
My 2008 4Runner runs much cooler now. This reservoir was exactly what I needed.
Posted by Ryan A. (San Diego, CA) / October 18, 20232008 Toyota 4Runner
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