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2003 LEXUS IS300 Cooling & Heating

Individual Parts
Part Groups

Results 26 - 50 of 66

Dorman Electric Fans for 2001-2005 IS300 - 620-558

Dorman Electric Fans for 2001-2005 IS300 - 620-558

Dorman Electric Fans for 2001-2005 IS300 - 620-558

Radiator Fan Assembly Without Controller

Part Number: RNB-620-558

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Dorman Air Door Actuators 604-917

Dorman Air Door Actuators 604-917

Dorman Air Door Actuators 604-917

Air Door Actuator, Blend Door Type, Lexus, Each

Part Number: RNB-604-917

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Dorman Coolant Reservoirs for 2001-2005 IS300 - 603-430

Dorman Coolant Reservoirs for 2001-2005 IS300 - 603-430

Dorman Coolant Reservoirs for 2001-2005 IS300 - 603-430

Coolant Reservoir, Recirculating, Plastic, Black, Cap, Lexus, Each

Part Number: RNB-603-430

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Universal Air Conditioner Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - CO 10571C

Universal Air Conditioner Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - CO 10571C

Universal Air Conditioner Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - CO 10571C

A/C Compressor

Part Number: UAC-CO10571C

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

Beck/Arnley Water Necks and Thermostat Housings 147-0085

Beck/Arnley Water Necks and Thermostat Housings 147-0085

Beck/Arnley Water Necks and Thermostat Housings 147-0085

Water Necks and Thermostat Housings, Stock Style, Aluminum, Natural, Lexus, Toyota, 3.0L, Each

Part Number: BCK-147-0085

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

Universal Air Conditioner Air Conditioning Repair Kits AK 1241

Universal Air Conditioner Air Conditioning Repair Kits AK 1241

Universal Air Conditioner Air Conditioning Repair Kits AK 1241

A/C System Repair Kit

Part Number: UAC-AK1241

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Mahle Original Thermostats TX18982D

Mahle Original Thermostats TX18982D

Mahle Original Thermostats TX18982D

Thermostat, Insert - 1992-2015 Toyota, Lexus, Scion

Part Number: MAH-TX18982D

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Standard Motor Coolant Fan Switches for 2001-2005 RAV4, IS300, 2000-2005 ECHO - TS-579

Standard Motor Coolant Fan Switches for 2001-2005 RAV4, IS300, 2000-2005 ECHO - TS-579

Standard Motor Coolant Fan Switches for 2001-2005 RAV4, IS300, 2000-2005 ECHO - TS-579

Fan Switch, Coolant Level, Stock, Lexus, for Nissan, Toyota, Each

Part Number: SMP-TS579

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Beck/Arnley Coolant Thermostats 143-0714

Beck/Arnley Coolant Thermostats 143-0714

Beck/Arnley Coolant Thermostats 143-0714

Thermostat, Replacement, 180 Degree, Standard-Flow, Copper, Stainless Steel, Each

Part Number: BCK-143-0714

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

Flex-A-Lite Billet Aluminum Radiator Caps 126846

Flex-A-Lite Billet Aluminum Radiator Caps 126846

Flex-A-Lite Billet Aluminum Radiator Caps 126846

RADIATOR CAP

Part Number: FLX-126846

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

OSC Automotive Radiators for 2001-2005 IS300 - 2356

OSC Automotive Radiators for 2001-2005 IS300 - 2356

OSC Automotive Radiators for 2001-2005 IS300 - 2356

PA/26MM/AT

Part Number: OSC-2356

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Four Seasons Air Conditioning Expansion Valves 39043

Four Seasons Air Conditioning Expansion Valves 39043

Four Seasons Air Conditioning Expansion Valves 39043

Block Type O-Ring Expansion Valve

Part Number: FSS-39043

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Water Necks 85196

Four Seasons Water Necks 85196

Four Seasons Water Necks 85196

Water Neck, Replacement, Lexus, Toyota, Each

Part Number: FSS-85196

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - 78371

Four Seasons Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - 78371

Four Seasons Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - 78371

New Nippondenso 7SBU16H Compressor w/ Clutch

Part Number: FSS-78371

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Air Conditioning Replacement O-Rings and Seals 26816

Four Seasons Air Conditioning Replacement O-Rings and Seals 26816

Four Seasons Air Conditioning Replacement O-Rings and Seals 26816

O-Ring & Gasket A/C System Seal Kit

Part Number: FSS-26816

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - 77371

Four Seasons Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - 77371

Four Seasons Air Conditioning Compressors for 1998-2005 GS300, 2001-2005 IS300 - 77371

Air Conditioning Compressors, Remanufactured, 7SBU16H, Clutch, Serpentine Pulley, 6-groove, Lexus, 3.0L, Each

Part Number: FSS-77371

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Air Conditioning Installer Kits 10283SK

Four Seasons Air Conditioning Installer Kits 10283SK

Four Seasons Air Conditioning Installer Kits 10283SK

A/C Service Kit, Block Type Expansion w/O-ring Inlet and Outlet, 2 in. x 9 in. Dessicant Bag, PAG 46 Oil, Seals, Cap and Valve, R-134A, Lexus, Kit

Part Number: FSS-10283SK

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Cooling Fan Assemblies for 2001-2005 IS300 - 75992

Four Seasons Cooling Fan Assemblies for 2001-2005 IS300 - 75992

Four Seasons Cooling Fan Assemblies for 2001-2005 IS300 - 75992

RADIATOR FAN ASSEMBLY

Part Number: FSS-75992

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons HVAC Door Actuators 73134

Four Seasons HVAC Door Actuators 73134

Four Seasons HVAC Door Actuators 73134

A/C and Heater Actuators, HVAC Door Actuators, Blend Door Actuator Type, Lexus, Each

Part Number: FSS-73134

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Four Seasons Evaporator Cores for 2001-2005 IS300, 1999-2003 RX300 - 54979

Four Seasons Evaporator Cores for 2001-2005 IS300, 1999-2003 RX300 - 54979

Four Seasons Evaporator Cores for 2001-2005 IS300, 1999-2003 RX300 - 54979

Evaporator Core, OEM Replacement, Aluminum, Natural, Lexus, Each

Part Number: FSS-54979

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Denso Air Conditioning Expansion Valves 475-0506

Denso Air Conditioning Expansion Valves 475-0506

Denso Air Conditioning Expansion Valves 475-0506

Expansion Valve, Air Conditioning, Aluminum, Each

Part Number: DNP-475-0506

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Denso Air Conditioning Compressors for 2001-2005 IS300 - 471-1361

Denso Air Conditioning Compressors for 2001-2005 IS300 - 471-1361

Denso Air Conditioning Compressors for 2001-2005 IS300 - 471-1361

Air Conditioning Compressor, Replacement, Aluminum, Natural, Lexus, Each

Part Number: DNP-471-1361

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Denso Air Conditioning Evaporator Cores for 2001-2005 IS300 - 476-0052

Denso Air Conditioning Evaporator Cores for 2001-2005 IS300 - 476-0052

Denso Air Conditioning Evaporator Cores for 2001-2005 IS300 - 476-0052

Evaporator Core, OE Replacement, Aluminum, Natural, Lexus, Each

Part Number: DNP-476-0052

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

Dayco Water Pumps for 1998-2005 GS300, 2001-2005 IS300 - DP921

Dayco Water Pumps for 1998-2005 GS300, 2001-2005 IS300 - DP921

Dayco Water Pumps for 1998-2005 GS300, 2001-2005 IS300 - DP921

Water Pump-Auto/Light Truck, Dayco

Part Number: DAC-DP921

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

US Motor Works Mechanical Water Pumps for 1998-2005 GS300, 2001-2005 IS300 - US9395

US Motor Works Mechanical Water Pumps for 1998-2005 GS300, 2001-2005 IS300 - US9395

US Motor Works Mechanical Water Pumps for 1998-2005 GS300, 2001-2005 IS300 - US9395

Water Pump, Automotive, 98-05 Lexus GS 300

Part Number: UMW-US9395

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today