{"product_id":"valvoline-zerex-dex-cool-50-50-antifreeze-coolant-1-gallon-ready-to-use-orange-oat-freeze-to-34-f","title":"Valvoline Zerex Dex‑Cool 50\/50 Antifreeze Coolant 1 Gallon — Ready‑to‑Use Orange OAT, Freeze to -34°F","description":"\u003cp\u003e\u003cstrong\u003eZerex Dex‑Cool 50\/50 Ready‑to‑Use Antifreeze\/Coolant is a pre-mixed orange coolant formulated with organic acid technology to protect modern engines from freezing, boiling and internal corrosion.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned and manufactured by Valvoline, Zerex Dex‑Cool is an OEM‑approved coolant intended for passenger cars and light trucks that specify an orange OAT (organic acid technology) antifreeze. This 1‑gallon, ready‑to‑use formula arrives in the correct 50\/50 mix with deionized water so you can top off or refill without measuring. Its chemistry is tailored to guard metal components, keep cooling passages free of deposits, and maintain heat transfer efficiency across a wide temperature range.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Zerex Dex‑Cool protect my engine during extreme temperatures?\u003c\/h3\u003e\n\u003cp\u003eZerex Dex‑Cool provides dual protection against freezing and boiling by combining low‑temperature freeze point suppression with high‑temperature boil‑over resistance. The ready‑to‑use 50\/50 ratio yields freeze protection down to -34°F and a pressurized boiling point equivalent to safe operation under typical radiator cap pressures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre‑mixed 50\/50 formula for immediate use without dilution\u003c\/li\u003e\n  \u003cli\u003eFreeze protection to -34°F and elevated boil resistance in pressurized systems\u003c\/li\u003e\n  \u003cli\u003eMaintains cooling performance across seasonal extremes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat corrosion and deposit protection does this coolant provide?\u003c\/h3\u003e\n\u003cp\u003eFormulated with organic acid inhibitors, Zerex Dex‑Cool resists rust, scale and corrosive attack on aluminum and other metals commonly found in modern cooling systems. The formula avoids silicates and phosphates, relying on patented carboxylate chemistry to keep radiators, water pumps and passages clean and flowing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOrganic acid technology protects aluminum, cast iron and mixed‑metal systems\u003c\/li\u003e\n  \u003cli\u003eReduces scale and deposit build‑up that can impede heat transfer\u003c\/li\u003e\n  \u003cli\u003eHelps extend component life by minimizing corrosion-related wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs Zerex Dex‑Cool safe for hoses, gaskets and plastic components?\u003c\/h3\u003e\n\u003cp\u003eThe blend is engineered to be compatible with common non‑metal cooling system materials. It avoids amines, borates, nitrates and nitrites, and its additive package is chosen to minimize adverse interactions with hoses, seals and factory plastics when used as directed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated to be gentle on gaskets and rubber hoses\u003c\/li\u003e\n  \u003cli\u003eNo silicates or phosphates that can harm sensitive components\u003c\/li\u003e\n  \u003cli\u003eBatch‑tested to reduce the risk of compatibility issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I expect protection from one fill of Zerex Dex‑Cool?\u003c\/h3\u003e\n\u003cp\u003eZerex Dex‑Cool is backed by a multi‑year, high‑mileage protection profile when used according to manufacturer recommendations. Its long‑life inhibitor package is intended to provide extended service intervals versus conventional coolants, helping reduce the frequency of full flushes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for extended service life in modern vehicles\u003c\/li\u003e\n  \u003cli\u003eManufacturing and fleet testing support real‑world durability\u003c\/li\u003e\n  \u003cli\u003eComes with a 5 year\/150,000 mile protection specification when applied per guidelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Zerex Dex‑Cool 50\/50 is aimed at vehicle owners and technicians who need an OEM‑approved, ready‑to‑use orange OAT coolant for GM, Ford, Chrysler, Saab and other applications specifying Dex‑Cool style antifreeze. It’s well suited for anyone performing radiator top‑offs, system refills, or coolant service who wants long‑term corrosion and temperature protection without mixing or special additives.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use Zerex Dex‑Cool without diluting?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This product is pre‑mixed 50\/50 with deionized water and is ready to use straight from the bottle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Zerex Dex‑Cool compatible with aluminum engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Its organic acid formula protects aluminum and mixed‑metal cooling systems when used as recommended.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Valvoline","offers":[{"title":"Default Title","offer_id":48087367483550,"sku":"B0033QQ4U8","price":37.97,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/valvoline-zerex-dex-cool-front-label_7e769d02-15f3-4361-9178-3fbf7def0d8b.jpg?v=1785921984","url":"https:\/\/northtrailauto.ca\/products\/valvoline-zerex-dex-cool-50-50-antifreeze-coolant-1-gallon-ready-to-use-orange-oat-freeze-to-34-f","provider":"North Trail Auto","version":"1.0","type":"link"}