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πŸ”₯ hayden automotive heavy duty engine/transmission cooler (37mm) - rapid-cool 776 logo

πŸ”₯ Hayden Automotive Heavy Duty Engine/Transmission Cooler (37mm) - Rapid-Cool 776 Review

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Excellent

Revainrating 5 out of 5Β Β 
RatingΒ 
5.0
🌑️ Engine Cooling & Climate Control, πŸ› οΈ Replacement Parts

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Description of πŸ”₯ Hayden Automotive Heavy Duty Engine/Transmission Cooler (37mm) - Rapid-Cool 776

Size is 1-3/4 inch X 4-3/8 inch X 12-15/16 inch. Mid-size and full-size cars, pick-ups. GVWR up to 20,000 pounds, towing up to 2,500 pounds. Plate and fin, heavy duty, high capacity design. 12 fittings for maximum flow capacity.

Reviews

Global ratings 3
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Type of review

Revainrating 5 out of 5

Be sure to purchase High Performance Transfer Fittings

. I installed this on a 2002 Silverado 2500hd. Not sure if this is enough to tow an enclosed 20ft trailer, but I'll find out this summer. I used the black Russell 632093 ProClassic hose and fittings to clean install my transmission and radiator. Make sure you get gear fittings with nice features. I did a lot of research before starting this work. I was going to use a hydraulic hose but I think this was the best way.

Pros
  • . 12 fittings for maximum flow
Cons
  • Empty

Revainrating 5 out of 5

Power Steering Upgrade

My Audi came from the factory with a small horsepower cooler (power steering) that wasn't even good enough for normal everyday driving. Audi tends to damage either the steering rack or the pump because the power steering fluid gets too hot. I have often found my liquid to boil. I removed the old cooler and installed this one and it made a world of difference. My fluid temperature has dropped and my rack no longer makes that groaning noise. This was a great upgrade as it holds more fluid so you…

Pros
  • Plate & Fin, Heavy Duty, Heavy Duty Construction
Cons
  • Available in White Only

Revainrating 5 out of 5

Cools 2015 Subaru STI power steering to prevent breakdowns.

I did not purchase this item here but I can share my experience. I have a Hayden 777 HD Cooler installed as a power steering heat exchanger on my 2015 Subaru WRX STI My rack and gear was leaking due to overheating so I went with this cooler Although not specific to this car I was able to do it with custom brackets and tubing as well as some Russell Install performance flare fittings.I usually see others use a basic 2-way or 4-way cooler but wanted something more robust.The end result is a…

Pros
  • Size 1-3/4" X 4-3/8" X 12-15/16"
Cons
  • Some bugs