{"product_id":"castrol-edge-high-mileage-0w-20-full-synthetic-motor-oil-5-quart-protects-older-engines-reduces-leaks","title":"Castrol EDGE High Mileage 0W-20 Full Synthetic Motor Oil, 5 Quart — Protects Older Engines \u0026 Reduces Leaks","description":"\u003cp\u003e\u003cstrong\u003eCastrol EDGE High Mileage 0W-20 is a full synthetic motor oil formulated for vehicles with 75,000+ miles to help reduce wear, control deposits, and protect the emission system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for engines that have seen heavy use, this 5-quart jug of Castrol EDGE High Mileage 0W-20 combines advanced synthetic base oils with a targeted additive package to address the typical issues aging engines face. Its phosphorus replacement approach helps protect catalytic converters, while specialized chemistry aims to limit leaks, burn-off, and power-robbing deposits so your high-mileage vehicle runs cleaner and smoother between services.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect older engines from wear?\u003c\/h3\u003e\n\u003cp\u003eThe formulation boosts film strength and friction control to reduce timing and friction wear common in high-mileage engines. By maintaining a protective oil film across critical parts, it lowers metal-to-metal contact that accelerates component wear over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced synthetic base oils for stronger film strength\u003c\/li\u003e\n  \u003cli\u003eAdditives tuned for timing chain and friction wear reduction\u003c\/li\u003e\n  \u003cli\u003eHelps maintain clearances and reduce long-term component stress\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil help reduce leaks and oil consumption?\u003c\/h3\u003e\n\u003cp\u003eYes — Castrol EDGE High Mileage 0W-20 contains agents that help condition seals and reduce the tendency for leaks and oil seepage in older engines. It also addresses oil burn-off by improving volatility control, which can lower top-up frequency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeal-conditioning additives to reduce seepage\u003c\/li\u003e\n  \u003cli\u003eLower volatility to minimize oil burn-off at operating temperatures\u003c\/li\u003e\n  \u003cli\u003eHelps maintain stable oil pressures and reduce frequent top-ups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the phosphorus replacement technology affect emissions systems?\u003c\/h3\u003e\n\u003cp\u003eThis oil uses a phosphorus replacement strategy to lower the level of harmful phosphorus while still delivering wear protection. The reduced phosphorus content helps limit catalytic converter deposits and supports longer emission-system performance without sacrificing protection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProprietary additives reduce phosphorus impact on catalysts\u003c\/li\u003e\n  \u003cli\u003eDesigned to protect catalytic converters and emission components\u003c\/li\u003e\n  \u003cli\u003eFormulated to meet modern emission-related engine requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often can I expect to change the oil?\u003c\/h3\u003e\n\u003cp\u003eCastrol specifies up to 15,000 miles between oil changes under suitable conditions, or one year, whichever comes first. Actual change intervals depend on driving habits, vehicle condition, and manufacturer recommendations, so check your owner's manual and service indicators.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 15,000 miles per Castrol guidance*\u003c\/li\u003e\n  \u003cli\u003eOne year maximum interval if mileage threshold isn’t reached\u003c\/li\u003e\n  \u003cli\u003eAdjust frequency for severe service, towing, or extreme climates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This 5-quart container of Castrol EDGE High Mileage 0W-20 is aimed at drivers of gasoline vehicles with 75,000 miles or more who want a high-performance synthetic oil that targets common high-mileage concerns — wear, leaks, deposits, and emission-system compatibility. It’s appropriate for owners seeking extended drain capability while meeting API SP and ILSAC GF-6 standards and specific OEM requirements from Ford and Chrysler. Always follow your vehicle manufacturer’s viscosity and specifications when selecting motor oil.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eSpecifications \u0026amp; features:\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePhosphorus Replacement Technology helps extend emission-system life\u003c\/li\u003e\n  \u003cli\u003eReduces leaks, oil burn-off, and power-robbing deposits\u003c\/li\u003e\n  \u003cli\u003eUp to 15,000 miles between oil changes* (or one year)\u003c\/li\u003e\n  \u003cli\u003eMeets API SP\/SN PLUS\/SN\/SM and ILSAC GF-6; meets Ford and Chrysler engine test requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e*Actual interval depends on driving conditions and vehicle recommendations.\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: Is Castrol EDGE High Mileage 0W-20 suitable for my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use if your gasoline vehicle has 75,000+ miles and the manufacturer allows 0W-20 viscosity and API SP\/ILSAC GF-6 specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I extend oil change intervals to 15,000 miles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Castrol notes up to 15,000 miles or one year; follow your vehicle’s service schedule and driving conditions for safe intervals.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":48083208700062,"sku":"B092LJ4ZXN","price":52.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/castrol-edge-high-mileage-front-label.jpg?v=1785828516","url":"https:\/\/northtrailauto.ca\/products\/castrol-edge-high-mileage-0w-20-full-synthetic-motor-oil-5-quart-protects-older-engines-reduces-leaks","provider":"North Trail Auto","version":"1.0","type":"link"}