Best Downflow Car Radiators in 2026
Daisy
Last Updated: Feb 6, 2026
Daisy
Last Updated: Feb 6, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Cubauto RealCooling Direct | 6.11 | ❌ | ❌ | ❌ |
★3 Core Radiator: Core size: 18.11" H x 20" W x 1.74"T/ Overall Size: 23" H x 26" W x 3.63" T ; Compatible For 87-06 Jeep Wrangler YJ/TJ 2.4L 2.5L 4.2L 4.0L
★Aluminum Radiator: Upper Inlet : 1.25" Passenger Side;Lower Outlet :1.5" Driver Side;Transmission Oilcooler:￠26×305×M16*1.5（Z);All-aluminum design with durable TIG-welded construction (AA5052 aircraft aluminum)
★Racing design/improves cooling by 35 -45% temp,Direct Bolt-On OEM Fitment or Replacement;Includes CNC machined filler neck and cap,OEM Style Brass Petcock Drain
★ Full aviation-aluminum craftsmanship, 100% welded by TIG;Light weight direct bolt-on OEM fitment or replacement, stronger & higher capacity for coolant than other radiators.
★100% Leak Tested, 3 Rows, Downflow Radiator, Durability Tested ; Warranty : 1 Year; If you have any questions, please feel free to contact us, we will try our best to help you.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Plastic Tank Aluminum Construction
Radiator - 1 Row
Core Dimensions - 14.9375 x 27.062 x 0.75 (inches)
Downflow Design, without Engine Oil Cooler, with Transmission Oil Cooler
Designed for Proper Fit, Ease Instrallation.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Cubauto RealCooling Direct | 6.11 | ❌ | ❌ | ❌ |
★Core Size : 17.25" H x 21.58" W x 2.44" T; Overall Sizez: 23.51" H x 23.53" W x 5.36" T ;Inlet/Outlet: 1.5"/1.77" ; Style: Downflow Radiator ; Mounting Style: Screw-On
★Compatible with1955-1957 Chevy Bel Air Nomad 210 150 V8 Engines; High Quality Cubauto 3 Row Aluminum Radiator is welded in vacuum brazing furnace, no epoxy, all item is 100% inspected and tested for quality assurance.
★Aluminum Radiator: All-aluminum design with durable TIG-welded construction (AA5052 aircraft aluminum) ;High performance racing design, improves cooling by 35 -45% Temp.
★Easy To Install: Cubauto Brand-new radiator engineered and manufactured to meet original specifications for quick installation. Direct fit and built to last long with high quality aluminum core and aluminum tanks preventing corrosion. Transmission Oil Cooler : φ26*315*1/8-27NPT(P)
★PLS NOTE: Although it has the same compatibility with other radiators, the installation bracket of the radiator is different. This radiator also has a brass petcock drain. Please check the compatibility before order, and check the original car's radiator and our pictures carefully. the different installation brackets of the radiator will cause not be applied correctly.
★Note: 100% Leak Tested, Downflow Radiator, Durability Tested; 1-Year Warranty for Every Item.If you have any questions, please feel free to contact us, Cubauto will try our best to help you.Do not hesitate to get one!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Plastic Tank Aluminum Construction
Radiator - 1 Row
Core Dimensions - 18 x 24.625 x 1.25 (inches)
Downflow Design, without Engine Oil Cooler, with Transmission Oil Cooler
Designed for Proper Fit, Ease Instrallation.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
►3 Core Radiator: For 1973-1976 Chevy Corvette Base Stingray V8 5.7L 7.4L; 100% Tig welded,no epoxy; Up to 30%-45% Cooling
►Core Size : 27.56" H x 16.85" W x 1.73" T ; Overall Size : 33.47" H x 19.69" W x 7.09" T ; Upper Inlet: 1.5" located on the driver side Lower Outlet: 1.75" located on the passenger side ; Transmission Oil Cooler: G1/4(Z)
►This all Aluminum Radiator Includes CNC machined filler neck and cap,OEM Style Brass Petcock Drain; Direct OE replacement with drop-in precise fitment and easy installation.
► Leading-edge welding craftsmanship, CE approval. Innovative engineering, manufacturing technology and quality control ensure that our radiators exceed the performance of the original equipment they replace.
►100% Leak Tested, Downflow Radiator, Durability Tested; 1-Year Warranty for Every Item. Do not hesitate to get one!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Cubauto RealCooling Direct | 6.06 | ❌ | ❌ | ❌ |
★3 Rows Crossflow Radiator: For Chevy Corvette C6 V8 2005-2013 06 07 08 09 10 11 12; For 2005-2013 Chevrolet Corvette V8 6.0L 6.2L 7.0L; OEM Style Brass Petcoke Drain
★All Aluminum Radiator is made of full Aluminum construction, all item is 100% inspected and tested for quality assurance.Higher Capacity for Coolant than Stock One
★Brand-new radiator engineered and manufactured to meet OEM specifications for easy installation. Direct fit and built to last long with high quality aluminum core and tanks preventing corrosion
★This Cubauto 3 Row Aluminum Radiator is welded in vacuum brazing furnace, no epoxy, all item is 100% inspected and tested for quality assurance.
★ Note: 100% Leak Tested, Downflow Radiator, Durability Tested; 1-Year Warranty for Every Item.If you have any questions, please feel free to contact us, Cubauto will try our best to help you.Do not hesitate to get one!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Southwest Speed ✅ | 9.63 | ❌ | ❌ | ❌ |
Brand New Southwest Speed Dual Core 2-Row OEM Mounting, High Efficiency Downflow Aluminum Radiator with Built-in Transmission Cooler for 1955 - 1957 Chevy V-8 Models that can be used on both manual and automatic applications (Part # 410-1896).
This radiator is all aluminum with 100% TIG welded construction with no epoxy. | * Featuring 2 rows of 1" diameter tubes and 17 fins per inch to provide maximum cooling. | * NOTE: This radiator has mounting brackets to mount behind the radiator support like the original V-8 Radiator, and will fit V-8 models only
Applications: | * 1955 - 1957 Chevy Bel Air, V-8 Models | * 1955 - 1957 Chevy One-Fifty Series, V-8 Models | * 1955 - 1957 Chevy Two-Ten Series, V-8 Models | * 1957 Chevy Del Ray, V-8 Models
Features: | * 1/2" NPT bung for temp switch | * 2 rows of 1" tubes | * Built-in 7-plate automatic transmission cooler | * Trans Cooler ports: 1/2"-20 inverted flare
Specs: | * Material Type: Aluminum | * Overall Height: 22" | * Overall Width: 23 1/4" | * Transmission Cooler: Yes | * Tube Style: Downflow | * Overall Thickness: 3" | * Row Quantity: Dual | * Inlet Location: Centered | * Inlet Size: 1 1/2" | * Outlet Location: Lower Right | * Outlet Size: 1 3/4" | * Tube Size: 1.00" | * Radiator Style: Single Pass
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Cubauto RealCooling Direct | 6.06 | ❌ | ❌ | ❌ |
100% Leak Tested, 3 Rows Downflow Radiator Shroud Fan , Durability Tested, No Drilling or Modifications Needed for Installation
For 1970-1972 DODGE CHARGER 22" CORE - BIG BLOCK; For 1967-1971 PLYMOUTH GTX 22" CORE - BIG BLOCK; For 1970-1971 DODGE CHALLENGER 22" CORE - BIG BLOCK; For 1972 PLYMOUTH ROADRUNNER 22" CORE - BIG BLOCK
Package Include: 1 X 3-Row AA5052 Aluminum Radiator; 1 X CNC Machined Radiator Cap; 1 X AA5052 Aluminum Shroud; 1 X 14" Fans (Includes mounting kits); 1 X Thermostat Relay Kit
All-aluminum design with durable TIG-welded construction (AA5052 aircraft aluminum) ; Leading-edge welding craftsmanship, CE approval.
After-sale Guarantee: If you have any questions, please contact us, Cubauto will do our best to solve it for you and give you the best purchase experience. One-year warranty, worry-free return and exchange
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Core Size: 22.37" H x 18.03" W x 1.73" T ; Overall Size : 28.23" H x 18.51" W x 4.16" T
Inlet/Outlet : 1.5"/1.77" ; Transmission Cooler : Yes
Full aviation-aluminum craftsmanship, 100% welded by TIG
OEM Style Brass Petcock Drain, CNC Machined Filler Neck and Cap
12 Months warranty ; If you have any questions, please feel free to contact us, we will solve it for you
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Core Size: 22.37" H x 18.03" W x 1.73" T ; Overall Size : 28.23" H x 18.51" W x 4.16" T
Inlet/Outlet : 1.5"/1.77" ; Transmission Cooler : Yes
Full aviation-aluminum craftsmanship, 100% welded by TIG
OEM Style Brass Petcock Drain, CNC Machined Filler Neck and Cap
12 Months warranty ; If you have any questions, please feel free to contact us, we will solve it for you
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Plastic Tank Aluminum Construction
Radiator - 1 Row
Core Dimensions - 13.68 x 26.31 x 0.625 (inches)
Downflow Design, without Engine Oil Cooler, with Transmission Oil Cooler
Designed for Proper Fit, Easy Installation.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Cubauto | 5 |
| Agility Auto Parts Inc. | 3 |
| Engincool | 1 |
| Radrace | 1 |
| Southwest Speed | 1 |
We've carried out a comprehensive analysis of 17 reviews on car radiators downflow, using our selection criteria to identify the best options in the oils & fluids. Our findings reveal that most customers typically select car radiators downflow priced around $191.87, with top brands including peak and southwest speed and garage-pro
Our team of expert editors reviewed these high-quality items and handpicked the top 11 car radiators downflow for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the oils & fluids category. These include peak brands and southwest speed ✅ and autopartsgiant .
We are dedicated to assisting our users in finding the right radiators Products based on their needs, saving them considerable time when choosing which car radiators downflow to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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