Super Tech Prediluted 50/50 Heavy-Duty Extended Life Antifreeze/Coolant, 1 Gallon
Super Tech Prediluted 50/50 Heavy-Duty Extended Life Antifreeze/Coolant, 1 Gallon
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Super Tech Prediluted 50/50 Heavy-Duty Extended Life Antifreeze/Coolant, 1 Gallon

4.6 stars out of 197 reviews
(4.6)|
197 ratings

Key item features

  • Ready to Use: Super Tech Prediluted 50/50 Heavy-Duty Extended Life Antifreeze/Coolant comes ready to use, eliminating the need for mixing.
  • Extended Protection: Offers extended service life up to 1,000,000 miles, 8 years, or 20,000 hours of off-road use.
  • Corrosion Prevention: Prevents pitting and corrosion of brass, copper, solder, steel, cast iron, and aluminum.
  • High Compatibility: Compatible with major American brands of organic acid technology coolants and ideal for mixed fleets.
  • Non-Harmful: Contains a high-quality defoamer that is non-harmful to hoses, plastics, or gaskets.
  • Meets Standards: Meets or exceeds ASTM 6210 and is ideal for CAT EC-1, Cummins, Detroit Diesel, Navistar, or mixed fleets.
  • Phosphate-Free: Free of phosphates, silicates, nitrites, amines, and borates, ensuring safer use in various engines.
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Current price is $11.889.3 ¢/fl oz
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Subscribe, Your usuals, on your schedule, Save time and stay stocked!, $11.88
One-time purchase $11.88

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Super Tech Prediluted 50/50 Heavy-Duty Extended Life Antifreeze/Coolant, 1 Gallon $11.88 9.3 ¢/fl oz

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Customer ratings & reviews

4.6 out of 5 stars
stars197 ratings64 reviews
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Showing 1-3 of 64 reviews

Apr 22, 2025
anonymous
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

A great value

I've had a lot of experience with this as I had to pull the heads from a 2015 Dodge Hemi a couple of times, draining the coolant each time. It has worked good in my truck.

Helpful?4SKSCQXAZN0K991307222
Aug 2, 2025
Lance
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Excellent antifreeze. It cools wonderfully!

Helpful?4SKSCQXAZN0K991307222
Jan 9, 2026
WalmartCustomer
Item details
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Oil prices are low yet the product didn't get cheaper.

Incentivized Review
Helpful?4SKSCQXAZN0K991307222