10 Best Transmission Cooler For Towing of December 2025

• Size is 3/4 inch x 11 inch x 11-5/8 inch
• Class "A" motor homes, large travel trailers, 5th wheel trailers
• GVWR up to 30,000 pounds, towing up to 10,000 pounds
• Patented internal turbulation increases heat transfer with minimal pressure drop
• Pre-drilled mounting brackets for easy installation

Hayden Automotive

• Direct fit for the 2003-2007 Ford 6.0L Powerstroke. Material 6061 Aluminum
• Proven +10 Degrees (+5.6 Degree) drop in transmission fluid temperature with no additional fluid pressure drop
• No modification necessary for installation, functions with all stock equipment
• 37-row stacked plate fluid cooler provides a larger surface area over stock 31-row cooler
• Mishimoto Lifetime Warranty. Core Thickness:1.25 inch

Mishimoto

• Size is 3/4 inch x 11 inch x 9-1/2 inch
• Pick-up trucks and vans, class "C" motor homes , travel trailers to 24 feet
• GVWR up to 24,000 pounds, towing up to 5,000 pounds
• Patented internal turbulation increases heat transfer with minimal pressure drop
• Pre-drilled mounting brackets for easy installation

Hayden Automotive

• STACKED PLATE
• 8" x 11" x 1 1/2"
• 24,000 GVW
• FITTING SIZE IS 11/32 HOSE BARB
• LOW PRESSURE DROP

Long Tru-Cool

• Direct fit for the 1999-2003 Ford 7.3 liter powerstroke
• Proven +10 degree F (+5.6 degree C) drop in transmission fluid temperature with no additional fluid pressure drop
• 37-row stacked plate fluid cooler provides a 265 % increase in the core volume compared the stock 9-row transmission cooler
• No modification necessary for installation, functions with all stock equipment
• Mishimoto lifetime warranty. Material: 6061 aluminum

Mishimoto

• Embossed turbulators inserted in each tube agitate fluid for maximum heat transfer
• Extruded plastic cooling fin guards
• Improves transmission performance
• Sturdy furnace-brazed aluminum construction
• Kit dimensions: Width: 11", Height: 12", Depth: 7/8"

Derale

• Size is 3/4 inch x 5 inch x 15-7/8 inch
• Compact and mid-size cars
• GVWR up to 16,000 pounds, towing up to 2,500 pounds
• Ultrasonically soldered for durability
• 100 percentage pressure tested

Hayden Automotive

• Rigid stacked-plate design is resistant to damage, and much better at cooling than ordinary 'fin and tube' coolers
• Constructed from black finished lightweight aluminum alloy for maximum corrosion resistance
• 11" x 7-1/4" x 3/4" model is rated at 13.000 BTU, and pressure tested to 200 PSI
• Includes installation kit
• Backed by the manufacturer with a 1 year limited warranty

B&M

• Heavy duty transmission oil cooler kit w/ 6" inch fan.
• Preserve transmission life and improve tow performance.
• Fits range of applications from sub-compacts to motorhomes.
• GVWR: Up to 20,000 pounds and Towing: Up to 2,500 pounds.
• Dimensions: 11" x 7.5" x 0.75", Fittings: 3/8" inch push-on style.

American Volt

• Size is 3/4 inch x 10 inch x 15-7/8 inch
• SAE 45 degree fittings for maximum reliability
• Electrostatically powder coated to prevent corrosion
• All aluminum lightweight construction
• Fits up to class "A" motorhomes towing up to 10,000 pounds

Hayden Automotive