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Radiator: Keeping Your Car Cool for the Long Haul

Your vehicle’s engine must operate within a specific temperature range to remain at peak efficiency and prevent damage from excessive heat. In early years, automotive engines relied on ventilation, directing airflow to the engine to keep it cool, but today’s advanced engines require complex cooling systems to regulate their temperature. A key part of this system is the radiator.

The radiator is a large, rectangular component near the front of the engine compartment. It’s comprised of small veins that carry engine coolant — typically a mixture of antifreeze and water — through fins that allow airflow to lower the coolant’s temperature before it heads back to the engine. This cooling, combined with the thermostat and water pump regulating coolant flow, helps control the engine temperature. One essential component in the radiator system is the radiator drain plug, which allows you to safely drain coolant when performing maintenance or repairs.

If the radiator becomes damaged, it can leak, leading to a low-coolant condition and overheating. A radiator can also become clogged due to rust and debris in the cooling system. In either case, replacing the radiator or its parts, including the radiator drain plug, is the best way to ensure your vehicle’s engine doesn’t overheat.

Get a Genuine Replacement Radiator and Parts at AutoNation Parts

If your vehicle’s radiator or its related parts, such as a petcock, radiator drain plug, or support shield, become damaged or fail, timely replacement will ensure no damage occurs to your vehicle’s engine. AutoNation Parts has what you need to keep this from happening with its wide selection of genuine replacement radiators and related parts to restore the cooling system to peak operation.

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9048040016 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 90480-40016
3.0L. 4.3L. Lower. 4.0L. Radiator Insulator.
$15.90
MSRP $19.44
Save $3.54
18.2% Off
1652336010 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 16523-36010
Radiator Insulator.
$7.19
MSRP $8.80
Save $1.61
18.3% Off
1654868070 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 16548-68070
Upper. Radiator Insulator.
$7.19
MSRP $8.80
Save $1.61
18.3% Off
5329250050 - : Radiator Seal for Lexus Image

Radiator Seal

Lexus 53292-50050
$72.62
MSRP $93.13
Save $20.51
22% Off
165230T090 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 16523-0T090
250h. 200, 2019-2020. 200, 2021-22. Radiator Insulator.
$7.19
MSRP $8.80
Save $1.61
18.3% Off
G90D006010 - : Radiator Hose for Lexus Image

Radiator Hose

Lexus G90D0-06010
2.5L. Inverter Cooling.
$32.93
MSRP $40.57
Save $7.64
18.8% Off
G925828012 - : Radiator Cap for Lexus Image

Radiator Cap

Lexus G9258-28012
Inverter Cooling. Location-Reservoir. Radiator Cap. This item is non-returnable.
$16.99
MSRP $20.77
Save $3.78
18.2% Off
1652331010 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 16523-31010
2wd. 3.0, 3.5L. 4.3L. Radiator Insulator.
$11.95
MSRP $14.62
Save $2.67
18.3% Off
16523F0020 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 16523-F0020
2.0L. 4.6L. Twin turbo. 4wd. IS F. 2.5L hybrid. With 5.0l. 3.0, 3.5L. 2.4L turbo. Radiator Insulator.
$10.87
MSRP $13.29
Save $2.42
18.2% Off
5326560030 - : Radiator Bracket for Lexus Image

Radiator Bracket

Lexus 53265-60030
Radiator bracket.
$17.80
MSRP $21.77
Save $3.97
18.2% Off
5329150050 - : Radiator Seal for Lexus Image

Radiator Seal

Lexus 53291-50050
$72.62
MSRP $93.13
Save $20.51
22% Off
1652328030 - : Radiator Insulator for Lexus Image

Radiator Insulator

Lexus 16523-28030
2.5L. 2.0L. Radiator Insulator.
$12.36
MSRP $15.12
Save $2.76
18.3% Off
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