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Stay protected against extreme temperatures year-round with Prestone 11576 — the Celsius® Extended Life 50/50 Prediluted Antifreeze/Coolant that keeps your engine running smoothly, whether it’s scorching hot or freezing cold. Pre-mixed and ready to go, it’s formulated with a long-lasting inhibitor package to protect against corrosion, rust, and premature water-pump wear. Best of all, it’s safe for any cooling system — including modern aluminum radiators — and compatible with virtually all OEM coolants.
Designed to meet or exceed strict automotive standards (ASTM D3306 & D4985), Prestone 11576 delivers reliable freeze-up, boil-over protection, and corrosion defense for cars, light trucks, and most passenger-vehicle cooling systems. Swap your old coolant for a long-lasting solution that delivers peace of mind — and dependable performance — out of the jug.
- Ready-to-use 50/50 premixed formula — no mixing or measuring required; simply pour and go.
- Extended-life coolant protection — factory-approved inhibitors guard against rust, corrosion, and water-pump wear for the long haul.
- All-metal system compatibility — safe for aluminum, cast iron, and other metals commonly used in modern radiators and coolant passages.
- Compliant with industry standards — meets or exceeds ASTM D3306 and D4985, ensuring reliable performance for cars and light trucks.
- Freeze-up and boil-over protection — provides dependable protection in a wide temperature range, for year-round peace of mind.
- Versatile for “all makes, all models” — formulated for most passenger vehicles and light-duty trucks, simplifying maintenance across your fleet.
| Brand | Prestone |
|---|---|
| Product Dimensions | 29.53 x 10.92 x 19.05 inches |
| Manufacturer Part Number | 11576 |
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