173 products about 2003 Toyota Highlander Cooling Systems, Fans, Radiators & Components foundVEHICLE SPECIFIC Product Specifications Notes: Highlander; 3.0 Liter; 2.4 Liter Fitment Type: Direct Replacement Replaces: 16325-0H020 Part Description: 2003 Toyota Highlander Water Inlet Seal More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, LE, LE Plus, Limited, Plus, SE, Sport, XLE | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS, 6 Cyl 3.5 L ELECTRIC/GAS, 6 Cyl 3.5 L GAS $6.07 MSRP: $8.73
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Highlander; 3.0 Liter; 2.4 Liter Other Names: Water Inlet Item Dimensions: 2.3 x 0.9 x 1.9 inches Item Weight: 1.30 Pounds Replaces: 90916-03129, 90916-03084 Part Description: 2003 Toyota Highlander Water Inlet More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, LE, Limited, Plus, SE, Sport | 4 Cyl 2.4 L GAS, 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS $21.27 MSRP: $30.63
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Highlander; 3.0 Liter; 2.4 Liter Other Names: Water Inlet Item Dimensions: 2.3 x 0.9 x 1.9 inches Item Weight: 1.30 Pounds Replaces: 90916-03129, 90916-03084 Part Description: 2003 Toyota Highlander Water Inlet More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, LE, Limited, Plus, SE, Sport | 4 Cyl 2.4 L GAS, 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS $21.27 MSRP: $30.63
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter, Water Outlet; Highlander Other Names: Coolant Temperature Sensor Item Dimensions: 13.4 x 11.4 x 2.0 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Toyota Highlander Temperature Sending Unit More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, Limited, Sport | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS $55.88 MSRP: $80.49
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter, Water Outlet; Highlander Other Names: Coolant Temperature Sensor Item Dimensions: 13.4 x 11.4 x 2.0 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Toyota Highlander Temperature Sending Unit More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, Limited, Sport | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS $55.88 MSRP: $80.49
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Other Names: Lower Hose Clamp, Upper Hose Clamp Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 90467-37006, 90467-37004, 90467-37002 Part Description: 2003 Toyota Highlander Inlet Hose Clamp More Info Vehicle Fitment 2003 Toyota Highlander | Base, Limited | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS $4.99 MSRP: $7.16
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.4 Liter Other Names: By-Pass Hose Clamp Item Weight: 0.20 Pounds Fitment Type: Direct Replacement Replaces: 90467-13047, 90467-13039, 96135-41300, 90467-13056, 90467-13050, 90467-13001, 90080-46071 Part Description: 2003 Toyota Highlander Outlet Hose Clamp More Info Vehicle Fitment 2003 Toyota Highlander | Base | 4 Cyl 2.4 L GAS $3.14 MSRP: $4.51
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Highlander; 2.4 Liter Other Names: Oil Cooler Item Dimensions: 5.4 x 4.7 x 3.1 inches Item Weight: 1.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Toyota Highlander Oil Cooler More Info Vehicle Fitment 2003 Toyota Highlander | Base | 4 Cyl 2.4 L GAS $628.82 MSRP: $927.27
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Housing: Cast Aluminum Impeller Material: Stamped Steel Rotation of Impeller: Standard Timing Belt Driven: No UPC: 770075155744 Part Description: 2003 Toyota Highlander Engine Coolant Standard Water Pump More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: w/o Tow Pkg Core Height: 17.6870" Core Thickness: 0.6250" Core Width: 29.0000" Inlet Diameter: 0.9370" Outlet Diameter: 0.9370" UPC: 042511174412 Part Description: 2003 Toyota Highlander Engine Coolant Radiator More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Notes: wo/Trailer Tow Pkg Color: Black Connector Quantity: 2 Connector Type: Male Fan Blade Material: Plastic Fan Quantity: 2 Mounting Bracket Included: No OE Part Number: 16361-74140, 16363-74290, 16711-28190, 88453-33010 Package Contents: Radiator Fan Assembly Shroud Included: Yes Shroud Material: Plastic Terminal Quantity: 2 UPC: 019495166191 Part Description: 2003 Toyota Highlander Engine Cooling Fan Assembly More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Other Names: Inlet Pipe O-Ring Fitment Type: Direct Replacement Replaces: 96711-35031 Part Description: 2003 Toyota Highlander Inlet Pipe O-Ring More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, Limited, Sport | 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS $3.86 MSRP: $5.55
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Connector Gender: Female Connector Quantity: 1 Connector Shape: Square Mounting Type: Threaded Nut Terminal Gender: Male Terminal Quantity: 2 Terminal Type: Blade UPC: 689604101254 Wiring Harness Included: No Part Description: 2003 Toyota Highlander Coolant Temperature Sensor More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Notes: Timing Belt Driven Housing: Cast Aluminum Impeller Material: Cast Iron Rotation of Impeller: Reverse Timing Belt Driven: Yes UPC: 072053784886 Part Description: 2003 Toyota Highlander Engine Coolant Standard Water Pump More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Notes: Timing Belt Driven, Replace Timing Belt w/Pump; w/o Back Housing UPC: 036687985811 Part Description: 2003 Toyota Highlander Engine Coolant Water Pump More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Notes: 82 Deg C (180 Deg F) OE Temp Thermostat Part Description: 2003 Toyota Highlander Engine Coolant Thermostat Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: w/Tow Pkg Core Height: 17.6870" Core Thickness: 1.0600" Core Width: 29.0000" Inlet Diameter: 0.9370" Outlet Diameter: 0.9370" UPC: 042511174429 Part Description: 2003 Toyota Highlander Engine Coolant Radiator More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Color: Black Connector Quantity: 2 Connector Type: Male Fan Blade Material: Plastic Fan Quantity: 2 Mounting Bracket Included: No OE Part Number: 16361-20070, 16361-20080, 16363-20170, 16363-20360, 1671120120 Package Contents: Radiator Fan Assembly Shroud Included: Yes Shroud Material: Plastic Terminal Quantity: 2 UPC: 019495166184 Part Description: 2003 Toyota Highlander Engine Cooling Fan Assembly More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Notes: Highlander; 3.0l, 3.3l; 3.0 Liter Other Names: Water Pump, Water Pump Assembly Item Dimensions: 9.5 x 6.1 x 5.5 inches Item Weight: 2.60 Pounds Fitment Type: Direct Replacement Replaces: 16100-09070 Part Description: 2003 Toyota Highlander Water Pump Assembly More Info Vehicle Fitment 2003 Toyota Highlander | Base, Hybrid, Hybrid Limited, Limited, Sport | 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L ELECTRIC/GAS, 6 Cyl 3.3 L GAS $80.40 MSRP: $116.99
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 180 Degree; OE Temperature; Seal Included By-Pass Flange Diameter: 1.11 Design: Bottom By-Pass Height: 2.75 Height Between Flanges: 1.74 Height from Flange: 1.01 Includes Installation Tool: No Jiggle Pin Weep Hole: Yes Material: Stainless Steel, Copper Number of Gaskets: 0 Number of Jiggle Pins/Check Valves: 1 Number of Seals: 1 Seal Type: O-Ring Sealing Flange Outside Diameter: 2.21 Start to Open Temperature: 180; 82 UPC: 770075745303 Part Description: 2003 Toyota Highlander Premium Engine Coolant Thermostat More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: Bottom Header: 1 7/8" x 29 3/4"; Core Size: 17 11/16" x 29 1/16" x 1"; Manufactured Material: Plastic/Alum; Rows: 1; Top Header: 1 7/8" x 29 3/4"; w/TOW Bottom Header: 1 7/8" x 29 3/4" Core Size: 17 11/16" x 29 1/16" x 1" Manufactured Material: Plastic/Aluminum OE Part Number: 16400-20240 Rows: 1 Top Header: 1 7/8" x 29 3/4" UPC: 762405251592 Part Description: 2003 Toyota Highlander Engine Coolant Radiator More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Attachment Type: Bolt On Belt Type: Serpentine Bolt Hole Diameter: 0.35" Bolt Hole Quantity: 4 Color/Finish: Black Depth: 1.41" Diameter: 3.94" Grade Type: Regular Groove Quantity: 0 Installation Hardware Included: No Installation Instructions Included: No OE Part Number: 1617328020 Oversized Pulley: No Pulley Attachment Type: Bolt On Pulley Material: Steel Pulley Type: Serpentine Pulley Type/Grooves: Serpentine Pulley Width (in): 3.94" Undersize Pulley: No UPC: 019495227595 Part Description: 2003 Toyota Highlander Engine Coolant Water Pump Pulley More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Core Height: 17.7500" Core Thickness: 1.0000" Core Width: 29.0620" Inlet Diameter: 1.3750" Outlet Diameter: 1.3750" UPC: 042511174405 Part Description: 2003 Toyota Highlander Radiator More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: Optional Part Description: 2003 Toyota Highlander Engine Cooling Fan Switch Vehicle Fitment 2003 Toyota Highlander | Base | 6 Cyl 3.0L 2003 Toyota Highlander | Limited | All Engines VEHICLE SPECIFIC Product Specifications Notes: Heater Return Complete: Y Contains Applications: Y Release Wave: 03/29/2019 UPC: 023913800475 Part Description: 2003 Toyota Highlander Engine Coolant Water Outlet Gasket More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: w/Trailer Tow Pkg Blade Material: Plastic Connector Quantity: 2 Connector Type: Male Fan Quantity: 2 Motor Type: Brushed Mounting Bracket Included: No Package Contents: Radiator Fan Assembly Shroud Color: Black Shroud Included: Yes Shroud Material: Plastic Terminal Quantity: 2 UPC: 019495242871 Part Description: 2003 Toyota Highlander Engine Cooling Fan Assembly More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: Highlander; 2.4l; 2.4 Liter Other Names: Water Pump Item Dimensions: 5.5 x 5.5 x 4.8 inches Item Weight: 2.00 Pounds Fitment Type: Direct Replacement Replaces: 16100-28040 Part Description: 2003 Toyota Highlander Water Pump Assembly More Info Vehicle Fitment 2003 Toyota Highlander | Base | 4 Cyl 2.4 L GAS $105.83 MSRP: $153.99
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: w/o Tow Package Blade Material: Plastic Blade Type: Rigid Connector Gender: Female Connector qty: 2 Connector Shape: Oval Connector Type: 2 wire lead w/ Connector Electrical or Mechanical: Electrical Fan Clutch Mounted: Fan clutch not mounted within the assembly. Fan Quantity: 1 Height IN: 19.500 Housing Finish: Black Hub Bolt Hole Quantity: OE Mount Material: Plastic / Metal Mount Location: Radiator Fan Mount Type: OE mount Mounting Hardware: Not Included O.E. Replacement: Yes Performance Rated: Yes Shroud Included: Included Shroud Material: Plastic Style: Radiator Fan, Condenser Fan Terminal Gender: Male Terminal Quantity: 2 UPC: 096361759787 Voltage: 12 Width IN: 36.000 Part Description: 2003 Toyota Highlander Engine Cooling Fan More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L VEHICLE SPECIFIC Product Specifications Notes: Timing Belt Should Be Replaced with Water Pump Fan Clutch Included: No Housing Material: Aluminum Hub Height: 71.00 mm Impeller Material: Composite Impeller Rotation: Reverse Impeller Vane Quantity: 10 Includes Back Housing: No Mounting Hole Quantity: 10 Pulley Outside Diameter: 59.94 mm Water Pump Drive Type: Timing Belt Part Description: 2003 Toyota Highlander Engine Coolant Water Pump More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L VEHICLE SPECIFIC Product Specifications Notes: Cover Air Vent (Bleeder Valve): No Bolt Hole Diameter: 0.3125" Bolt Hole Quantity: 2 Bolts Included: No Color/Finish: Black Gasket or Seal Included: No Housing Neck Angle (°): 80 Degree Material: Plastic O Rings Included: Not Required OE Part Number: 163210H011, 163210H010, 1632128020 Outlet Diameter: 1.5 Thermostat Included: No UPC: 885484677760 Part Description: 2003 Toyota Highlander Engine Coolant Thermostat Housing More Info Vehicle Fitment 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L