Finish Selecting Your Vehicle to Shop For Your Radiator

Choose a Year for your Lexus RX300 's Radiator

  • 2003
  • 2002
  • 2001
  • 2000
  • 1999

Shop By Brand

The Following brands are available based on your search.

  • ACDelco
    ACDelco
  • APDI
    APDI
  • CSF
    CSF
  • CSF Radiator
    CSF Radiator
  • Denso
    Denso
  • Earl's Performance
    Earl's Performance
  • Global Parts
    Global Parts
  • Hella
    Hella
  • Koyo Cooling
    Koyo Cooling
  • Koyorad
    Koyorad
  • LKQ
    LKQ
  • Nissens
    Nissens
  • One Stop Solutions
    One Stop Solutions
  • Onix
    Onix
  • Proform
    Proform
  • Spectra
    Spectra
  • TYC Products
    TYC Products
  • Universal Air
    Universal Air

Shop for Top Selling Genuine Lexus Rx300 Radiators

  • We Stock the following top leading brands, including Koyo Cooling, APDI, CSF Radiator, Universal Air, ACDelco, LKQ
  • Constantly Updated Inventory of Lexus Rx300 Replacement Radiator Parts

We also have Radiator parts for other Lexus models, including ES330, GS300, GS400, GX470, IS250, IS300, LS400, LS430, LX470, RX300, RX330, RX350, SC300, SC400.


Koyo Cooling
1999 Lexus RX300 Radiator Koyo Cooling

P311-3295D6F    W0133-1740945  New

Qty:
In Stock & Ready to Ship
$224.67
Koyo Cooling Radiator
  • Aluminum Core
  • Production: 01/1998-, with 27mm Core
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
1999 - Lexus RX300 Fr:01-00-98
Koyo Cooling
2000 Lexus RX300 Radiator Koyo Cooling

P311-3295D6F    W0133-1740945  New

Qty:
In Stock & Ready to Ship
$224.67
Koyo Cooling Radiator
  • Aluminum Core
  • with 27mm Core
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle
2000 - Lexus RX300
Koyo Cooling
2001 Lexus RX300 Radiator Koyo Cooling

P311-3295D6F    W0133-1740945  New

Qty:
In Stock & Ready to Ship
$224.67
Koyo Cooling Radiator
  • Aluminum Core
  • Production: 07/01/2000-, with 16mm Core
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
2001 - Lexus RX300 Fr:07-01-00
Koyo Cooling
2002 Lexus RX300 Radiator Koyo Cooling

P311-3295D6F    W0133-1740945  New

Qty:
In Stock & Ready to Ship
$224.67
Koyo Cooling Radiator
  • Aluminum Core
  • with 16mm Core
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle
2002 - Lexus RX300
Koyo Cooling
2003 Lexus RX300 Radiator Koyo Cooling

P311-3295D6F    W0133-1740945  New

Qty:
In Stock & Ready to Ship
$224.67
Koyo Cooling Radiator
  • Aluminum Core
  • Production: -01/2003, with 16mm Core
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
2003 - Lexus RX300 To:01-00-03
APDI
2003 Lexus RX300 Radiator 6 Cyl 3.0L APDI - Radiator

P311-4A703D2    8012272  New

0ATY5566 , 0ATY9088 , 1640020130 , 1640020140 , 1640020190 , 1640020200 , 221-3166 , 2271 , 2272 , 2542 , 2543 , 431467 , 432443 , A2271 , A2272 , A2543 , CRS2271 , CRS2272 , CRS2543 , CU2272 , CU2543 , PR2271A , PR2272A , PR2543A , REA41-2271A , REA41-2272A

Qty:
In Stock & Ready to Ship
$112.44
APDI Radiator
  • RADIATOR
  • Radiator
  • Product Attributes:
    • Construction: Plastic Tank Aluminum
    • Core Height (in): 17-5/8
    • Core Width (in): 28-5/8
    • Inlet Connection (in): 1-3/8
    • Outlet Connection (in): 1-3/8
    • Trans Oil Cooler (in): 14-3/4
  • Radiator - Lexus
Brand: APDI
Additional Fitment Information:
Vehicle Block Engine CID CC
2003 - Lexus RX300 V 6 Cyl 3.0L - 2995
Koyo Cooling
1999 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-404533D    W0133-1740829  New

Qty:
In Stock & Ready to Ship
$234.00
Koyo Cooling Radiator
  • Aluminum Core
  • Production: 01/1998-, with 16mm core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
1999 - Lexus RX300 Fr:01-00-98
Koyo Cooling
2000 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-404533D    W0133-1740829  New

Qty:
In Stock & Ready to Ship
$234.00
Koyo Cooling Radiator
  • Aluminum Core
  • with 16mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle
2000 - Lexus RX300
Koyo Cooling
1999 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-404533D    W0133-1740829  New

Qty:
In Stock & Ready to Ship
$234.00
Koyo Cooling Radiator
  • Aluminum Core
  • Production: 01/1998-, with 27mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
1999 - Lexus RX300 Fr:01-00-98
Koyo Cooling
2000 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-404533D    W0133-1740829  New

Qty:
In Stock & Ready to Ship
$234.00
Koyo Cooling Radiator
  • Aluminum Core
  • with 27mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle
2000 - Lexus RX300
Koyo Cooling
1999 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-184DD14    W0133-1740830  New

Qty:
In Stock & Ready to Ship
$227.57
Koyo Cooling Radiator
  • Aluminum Core
  • Production: 01/1998-, with 27mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
1999 - Lexus RX300 Fr:01-00-98
Koyo Cooling
2000 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-184DD14    W0133-1740830  New

Qty:
In Stock & Ready to Ship
$227.57
Koyo Cooling Radiator
  • Aluminum Core
  • with 27mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle
2000 - Lexus RX300
Koyo Cooling
2001 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-184DD14    W0133-1740830  New

Qty:
In Stock & Ready to Ship
$227.57
Koyo Cooling Radiator
  • Aluminum Core
  • Production: 07/01/2000-, with 25mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
2001 - Lexus RX300 Fr:07-01-00
Koyo Cooling
2002 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-184DD14    W0133-1740830  New

Qty:
In Stock & Ready to Ship
$227.57
Koyo Cooling Radiator
  • Aluminum Core
  • with 25mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle
2002 - Lexus RX300
Koyo Cooling
2003 Lexus RX300 Radiator Koyo Cooling - Plastic Tank

P311-184DD14    W0133-1740830  New

Qty:
In Stock & Ready to Ship
$227.57
Koyo Cooling Radiator
  • Aluminum Core
  • Production: -01/2003, with 25mm Core
  • Plastic Tank
Brand: Koyo Cooling
Additional Fitment Information:
Vehicle Prod. Date Range
2003 - Lexus RX300 To:01-00-03
CSF Radiator
2002 Lexus RX300 Radiator 6 Cyl 3.0L CSF Radiator - 1 Row Plastic Tank Aluminum Core

P311-57D00CE    2804  New

16400 - 20190 , 16400 - 20200 , 221-3166 , 2542 , 2543 , 8012272 , CU2543 , LX3010111 , LX3010113

Qty:
In Stock & Ready to Ship
$113.32
CSF Radiator Radiator
  • Radiator
  • OE Style Design Use Micro, 16 psi Cap Replaces 16mm or 27mm Core
  • 1 Row Plastic Tank Aluminum Core
  • Product Attributes:
    • Bottom Hose Fitting (in): 1 3/8 Left
    • Box Height (in): 5 14/16
    • Box Length (in): 31 5/8
    • Box Weight (lbs): 13
    • Box Width (in): 24 5/16
    • Core Length (in): 17 11/16
    • Core Material: Aluminum
    • Core Thickness (in): 7/8
    • Core Width (in): 29 1/16
    • Cross-flow/ Down-flow: Down Flow
    • Csf Cap Number: 4514
    • Hazardous Material: No
    • Inlet Width (in): 1 5/8
    • Oil Cooler (in): 14 3/4 (high-effeciency Concentric Type)
    • Outlet Width (in): 1 5/8
    • Radiator Cap Supplied: No
    • Tank Material: Plastic
    • Tech Note: O.e.m. Style Plastic Tanks & Aluminum Core.
    • Top Hose Fitting (in): 1 3/8 Right
  • CSF factories are ISO/TSO certified;CSF Radiators are designed and built to High Performance Standards & sold worldwide for over 50 years - over 30 Million Units Sold!;Our Radiators are carefully engineered & Wind Tunnel Tested in labratory for Cooling Performance Validation;We have over 10,000 different models of Radiators that we manufacture & supply for all the leading brands of vehicles on the road
Brand: CSF Radiator
Additional Fitment Information:
Vehicle Block Engine CID CC
2002 - Lexus RX300 V 6 Cyl 3.0L - 2995
Universal Air
2001 Lexus RX300 Radiator Universal Air - Downflow Radiator

P311-5165BC7    RA 2543C  New

Qty:
In Stock & Ready to Ship
$120.90
Universal Air Radiator
  • with 1" CORE
  • Downflow Radiator
Brand: Universal Air
Additional Fitment Information:
Vehicle
2001 - Lexus RX300
Universal Air
2002 Lexus RX300 Radiator Universal Air - Downflow Radiator

P311-02F4752    RA 2542C  New

Qty:
In Stock & Ready to Ship
$125.95
  • with 5/8" CORE
  • Downflow Radiator
Brand: Universal Air
Additional Fitment Information:
Vehicle
2002 - Lexus RX300
ACDelco
2000 Lexus RX300 Radiator - Upper 6 Cyl 3.0L ACDelco - Professional Molded

P311-26BCFBF    24367L  New

Qty:
In Stock & Ready to Ship
$32.41
ACDelco Radiator  Upper
  • Professional Molded
Brand: ACDelco
Position: Upper
Additional Fitment Information:
Vehicle Fuel Type Position Block Engine
2000 - Lexus RX300 GAS Upper V 6 Cyl 3.0L
LKQ
2000 Lexus RX300 Radiator 6 Cyl 3.0L LKQ

P311-0F91220    RAD2272  New

Qty:
In Stock & Ready to Ship
$175.14
LKQ Radiator
  • Platinum Pro Part
  • RADIATOR; 3.0 LITER V6; HEAVY DUTY COOLING; PLASTIC AND ALUMINUM
  • Product Attributes:
    • CA P65 Warnings: Warning: This Product Can Expose You To Chemicals Including Lead And Lead Compounds Which Is Known By The State Of California To Cause Cancer Or Birth Defects Or Other Reproductive Harm. For More Information, Visit Www.p65warnings.ca.gov.
    • CA Prop65: Y
    • Carcinogen: Y
    • Carcinogen Chemical: Lead And Lead Compounds
    • Core Height: 17.688
    • Core Material: Aluminum
    • Core Thickness: 1.000
    • Core Width: 29.000
    • Engine Oil Cooler Included: No
    • Inlet Diameter: 1.250
    • Outlet Diameter: 1.250
    • Reproductive Harm: Y
    • Reproductive Harm Chemical: Lead And Lead Compounds
    • Tank Material: Plastic
    • Transmission Oil Cooler Included: Yes
Brand: LKQ
Additional Fitment Information:
Vehicle Transmission Block Engine CID CC
2000 - Lexus RX300 Automatic V 6 Cyl 3.0L - 2995