Hot Shot's Secret 1G150KY5050 Extended Life Antifreeze/Coolant is engineered to last up to 150,000 miles without maintenance, providing long-lasting engine protection for heavy-duty and automotive applications. This yellow HOAT (Hybrid Organic Acid Technology) coolant comes pre-mixed at a 50/50 ratio with distilled water, ready for immediate use without any dilution required.
Key Features:
- Proprietary combination of complex carboxylic acid derivatives with nitrite protects all six standard metal alloys found in radiator systems
- Pre-charged with initial supplemental coolant additive for enhanced performance and protection
- Contains no phosphates, nitrates, borates, or silicates
- Compatible with both conventional and other extended-life antifreeze brands
- Guaranteed not to void manufacturer's warranty
- One gallon container provides convenient top-off or complete system fill capacity
Meets and exceeds ASTM D-3306, ASTM D-4985, and ASTM D-6210 specifications, and compares to industry specs including TMC RP 329 Type A/302A-1, SAE J1034, J1038, GM Dex-Cool, Cummins, Detroit Diesel, Caterpillar, John Deere, Freightliner, and Ford specifications. Will not cause turbidity, precipitation, or inhibitor effectiveness reduction when mixed with carboxylate based coolants such as Dex-Cool or conventional coolants such as Prestone, Zerex, and Peak.
Important: Unless performing a complete system flush, always match the color of your existing coolant. Mixing different coolant colors can result in sludge formation or cooling system damage.