161+ 2003 Toyota 4Runner Cooling System SR5 Parts - Page 2 - Auto Barn

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161+ 2003 Toyota 4Runner Cooling System SR5 Parts - Page 2 - Auto Barn

SR5 · Cooling System (159 products)

Exact-fit parts for the 2003 Toyota 4Runner SR5.

OE Type Radiator Cap

Gates

Gates

Part # 31412

Fits with Conditions

OE Type Radiator Cap

$10.93

coolant temperature sensor

Vemo

Part # V70-72-0007

Fits with Conditions

coolant temperature sensor

$16.47

Mishimoto 05-15 Toyota Tacoma 4.0L V6 Blue Silicone Hose Kit

Mishimoto

Mishimoto

Part # MMHOSE-TAC40-05BL

Mishimoto 05-15 Toyota Tacoma 4.0L V6 Blue Silicone Hose Kit

$154.57

Engine Coolant Temperature Sender

Rostra

Part # 68-0008

Fits with Conditions

Engine Coolant Temperature Sender

$16.19

Mishimoto 00-09 Honda S2000 / 93-99 NSX / 91-95 Legend 68 Degree Racing Thermostat

Mishimoto

Mishimoto

Part # MMTS-S2K-00L

Mishimoto 00-09 Honda S2000 / 93-99 NSX / 91-95 Legend 68 Degree Racing Thermostat

$70.60

A/C Compressor Connector

Standard Motor Products

Standard Motor Products

Part # S2539

Fits with Conditions

A/C Compressor Connector

$22.65

Holstein Parts 2CTS0051 Engine Coolant Temperature Sensor

Holstein Parts

Part # 2CTS0051

Fits with Conditions

Holstein Parts 2CTS0051 Engine Coolant Temperature Sensor

$24.68

gpd Engine Coolant Reservoir 2411225

GPD

GPD

Part # 2411225

Fits with Conditions

gpd Engine Coolant Reservoir 2411225

$57.63

Engine Coolant Thermostat Housing

Motorad

Part # CH6060

Fits with Conditions

Engine Coolant Thermostat Housing

$23.03

Engine Coolant Temperature Sensor

Denso

Denso

Part # 193-1000

Fits with Conditions

Engine Coolant Temperature Sensor

$56.14

A/C Compressor Connector

Standard Motor Products

Standard Motor Products

Part # S2541

Fits with Conditions

A/C Compressor Connector

$20.99

Air Conditioning Condenser/Receiver Drier Assembly

Nissens

Part # 94919

Fits with Conditions

Air Conditioning Condenser/Receiver Drier Assembly

$128.92

Designed to transfer glycol-based coolant throughout the vehicle's cooling system. The EPDM tube and cover and the synthetic reinforcement meets or exceeds SAE 20R4EC Class D1 specifications. Exact OEM configuration ensures a perfect fit.

ContiTech

ContiTech

Part # 62679

Fits with Conditions

Designed to transfer glycol-based coolant throughout the vehicle's cooling system. The EPDM tube and cover and the synthetic reinforcement meets or exceeds SAE 20R4EC Class D1 specifications. Exact OEM configuration ensures a perfect fit.

$22.04

Premium Engine Water Pump

Gates

Gates

Part # 43528

Fits with Conditions

Premium Engine Water Pump

$100.05

Engine Coolant Thermostat Housing

Vernet

Part # TH7314.82J

Fits with Conditions

Engine Coolant Thermostat Housing

$35.87

Engine Coolant Temperature Sensor

Motorad

Part # 1TS1002

Fits with Conditions

Engine Coolant Temperature Sensor

$15.76

Engine Coolant Thermostat Housing

Skyward Automotive

Part # SK9025148

Fits with Conditions

Engine Coolant Thermostat Housing

$20.67

Reverse Rotation Thermal Standard Duty Fan Clutch

Four Seasons

Four Seasons

Part # 36776

Fits with Conditions

Reverse Rotation Thermal Standard Duty Fan Clutch

$69.62

THERMOSTAT WITH HOUSING

Beck Arnley

Beck Arnley

Part # 143-0893

Fits with Conditions

THERMOSTAT WITH HOUSING

$44.49

MOLDED HEATER HOSE, DAYCO

Dayco

Dayco

Part # 86505

Fits with Conditions

MOLDED HEATER HOSE, DAYCO

$10.21

Frequently Asked Questions

Do these parts fit my 2003 Toyota 4Runner SR5?

This page groups parts listed for the 2003 Toyota 4Runner SR5. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What cooling system options are available for my 2003 Toyota 4Runner SR5?

We offer a wide selection of cooling system parts for the 2003 Toyota 4Runner SR5. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2003 Toyota 4Runner SR5?

We carry parts from trusted brands including Gates, Four Seasons, Motorad, Dorman, and ContiTech, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 Toyota 4Runner SR5 parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2003 Toyota 4Runner SR5 parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.