{"product_id":"castrol-gtx-full-synthetic-5w-30-motor-oil-5-quart-bottles-pack-of-3-api-sp-up-to-10-000-mile-protection","title":"Castrol GTX Full Synthetic 5W-30 Motor Oil — 5 Quart Bottles, Pack of 3 | API SP, Up to 10,000-Mile Protection","description":"\u003cp\u003e\u003cstrong\u003eCastrol GTX Full Synthetic 5W-30 is a premium engine oil formulated to protect modern gasoline engines from wear, sludge and viscosity breakdown under severe driving conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis three‑pack of 5‑quart bottles delivers a full synthetic 5W‑30 formulation engineered to meet current OEM and industry specifications, including API SP and ILSAC GF‑7. The formula targets seven critical protection areas—like engine wear control and sludge cleaning—so your engine stays cleaner and better protected between oil changes, with recommended protection for up to 10,000 miles depending on vehicle and driving conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Castrol GTX Full Synthetic 5W‑30 protect my engine?\u003c\/h3\u003e\n\u003cp\u003eThe formula combines advanced additives and base oils to resist wear, maintain viscosity, and control deposit formation. Laboratory tests show significant improvements over minimum industry requirements for wear and sludge resistance, helping engines run smoother for longer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6× better wear protection on key engine parts versus industry minimums (Sequence IVA).\u003c\/li\u003e\n  \u003cli\u003e1.3× better sludge protection in Sequence VH versus API SP limits.\u003c\/li\u003e\n  \u003cli\u003e3× stronger resistance to viscosity breakdown compared with a leading full synthetic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this oil work with my vehicle and maintenance schedule?\u003c\/h3\u003e\n\u003cp\u003eCastrol GTX Full Synthetic 5W‑30 meets or exceeds API SQ\/SP\/SN PLUS\/SN and ILSAC GF‑7 and is approved for many OEMs, including GM dexos1 Gen 3 and selected Ford WSS specifications. Always refer to your owner’s manual for the recommended viscosity and service intervals before switching oils.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeets API SP and ILSAC GF‑7 specifications.\u003c\/li\u003e\n  \u003cli\u003eCompatible with GM dexos1 Gen 3 and Ford WSS‑M2C947‑B1 \/ WSS‑M2C962‑A1 where 5W‑30 is specified.\u003c\/li\u003e\n  \u003cli\u003eSuitable for modern gasoline engines requiring full synthetic 5W‑30 grades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this oil perform in real driving conditions?\u003c\/h3\u003e\n\u003cp\u003eDesigned for severe and everyday driving, the oil resists thermal and oxidative breakdown to maintain film strength under high stress. That means improved protection during stop‑and‑go traffic, towing, or extended highway runs compared with conventional oils.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStable viscosity helps protect bearings and cam components under load.\u003c\/li\u003e\n  \u003cli\u003eEnhanced cleaning agents help remove existing sludge and inhibit new deposits.\u003c\/li\u003e\n  \u003cli\u003eFormulation supports reliable protection for up to 10,000 miles between oil changes depending on usage and OEM guidance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the measurable benefits compared to standard oils?\u003c\/h3\u003e\n\u003cp\u003eIndependent and manufacturer tests provide quantified advantages in wear control, sludge protection and viscosity retention. Those measurable differences translate into longer component life and more consistent engine performance over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTested to provide up to six times better wear protection on critical engine parts versus industry standards.\u003c\/li\u003e\n  \u003cli\u003eProven to be 1.3× better at resisting sludge formation versus API SP limits.\u003c\/li\u003e\n  \u003cli\u003eDemonstrates three times stronger resistance to viscosity breakdown than a leading full synthetic in 5W‑30 grade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Drivers who want a modern full synthetic 5W‑30 that aligns with current OEM requirements and concentrates on long‑term engine protection will benefit most. If you own a gasoline vehicle that specifies 5W‑30, routinely encounter heavy traffic, tow occasionally, or prefer extended drain intervals where permitted by your vehicle manufacturer, this three‑bottle pack gives convenient oil capacity for multiple services and consistent performance across oil changes.\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 GTX Full Synthetic 5W-30 compatible with my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your owner's manual specifies 5W‑30 and accepts API SP or ILSAC GF‑7, this oil is compatible. Always confirm OEM recommendations before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long can I go between oil changes with this oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The formula is designed to protect up to 10,000 miles between changes in many use cases, but follow your vehicle manufacturer’s interval guidance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Castrol","offers":[{"title":"Default Title","offer_id":48082790088862,"sku":"B09M96TQ6T","price":124.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/castrol-gtx-front-packaging.jpg?v=1785814350","url":"https:\/\/northtrailauto.ca\/products\/castrol-gtx-full-synthetic-5w-30-motor-oil-5-quart-bottles-pack-of-3-api-sp-up-to-10-000-mile-protection","provider":"North Trail Auto","version":"1.0","type":"link"}