{"product_id":"shell-550045128-rotella-t4-triple-protection-heavy-duty-diesel-engine-oil-18-9l-2-case-852-550045128","title":"Shell Rotella T4 Triple Protection 15W-40 Heavy Duty Diesel Engine Oil, 18.9L – Case of 2","description":"\u003ch2\u003eShell Rotella T4 Triple Protection 15W-40 Heavy Duty Diesel Engine Oil — 18.9L, Case of 2\u003c\/h2\u003e\u003cp\u003eRotella T4 Triple Protection is a conventional heavy duty diesel engine oil engineered for engines that operate under sustained load and demanding conditions. Its proprietary additive system delivers simultaneous protection against wear, deposits, and oil breakdown — the three primary causes of diesel engine damage — in a single proven formulation.\u003c\/p\u003e\u003cp\u003eThis listing is for a case of two 18.9-litre jugs (37.8L total), making it an efficient choice for service operations, commercial users, or boat owners managing multiple engines who want a meaningful supply without moving to drum quantities.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple protection against wear, deposits, and oil degradation\u003c\/strong\u003e — proprietary chemistry developed for heavy duty diesel engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with modern low-emission engines\u003c\/strong\u003e — formulated to work with diesel particulate filters (DPF) and other emissions control systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven in older hard-working engines\u003c\/strong\u003e — robust protection for legacy diesel powerplants still in service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcid neutralization\u003c\/strong\u003e — controls combustion acids that cause corrosion and sludge buildup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal stability\u003c\/strong\u003e — resists viscosity breakdown under sustained high-temperature operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eViscosity: 15W-40\u003c\/li\u003e\n\u003cli\u003eVolume: 18.9L per jug × 2 jugs = 37.8L total\u003c\/li\u003e\n\u003cli\u003eBase: Conventional\u003c\/li\u003e\n\u003cli\u003eApplication: Heavy duty diesel engines — on-road, off-road, and marine\u003c\/li\u003e\n\u003cli\u003eAPI Service: CK-4\/SN\u003c\/li\u003e\n\u003cli\u003eSKU: 852-550045128\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eVerify your engine manufacturer's recommended viscosity grade and API service category before use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAlso available in other sizes:\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"\/products\/shell-550045135-rotella-t4-triple-protection-heavy-duty-diesel-engine-oil-5l-3-case\"\u003eRotella T4 15W-40, 5L (case of 3)\u003c\/a\u003e | \u003ca href=\"\/products\/shell-550045125-rotella-t4-triple-protection-heavy-duty-diesel-engine-oil-9-5l-2-case\"\u003eRotella T4 15W-40, 9.5L (case of 2)\u003c\/a\u003e | \u003ca href=\"\/products\/shell-rotella-t4-triple-protection-15w40-diesel-engine-oil-946ml-case-of-6-550049481\"\u003eRotella T4 15W-40, 946mL (case of 6)\u003c\/a\u003e | \u003ca href=\"\/products\/shell-550045148-rotella-t4-triple-protection-heavy-duty-diesel-engine-oil-208-2l\"\u003eRotella T4 15W-40, 208.2L Drum\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eLooking for full synthetic? See the \u003ca href=\"\/products\/shell-rotella-t6-full-synthetic-heavy-duty-diesel-engine-oil-5w-40-5l\"\u003eRotella T6 Full Synthetic 5W-40, 5L\u003c\/a\u003e.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The 18.9L case of 2 (37.8L total) is the right format for marina service bays, commercial operators, or multi-engine boat owners who go through oil regularly and want a manageable jug size with meaningful volume. The 18.9L jug is easy to pour from and store compared to a drum, while still offering a lower cost-per-litre than smaller case formats. The 15W-40 grade covers the vast majority of naturally aspirated and turbocharged diesel marine engines operating in moderate to warm climates. For cold-weather operation or extended drain intervals, consider the \u003ca href=\"\/products\/shell-rotella-t6-full-synthetic-heavy-duty-diesel-engine-oil-5w-40-5l\"\u003eRotella T6 Full Synthetic 5W-40\u003c\/a\u003e. For the highest-volume operations, the \u003ca href=\"\/products\/shell-550045148-rotella-t4-triple-protection-heavy-duty-diesel-engine-oil-208-2l\"\u003e208.2L drum\u003c\/a\u003e delivers the best cost-per-litre.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51199661178916,"sku":"852-550045128","price":149.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/852-550045128.jpg?v=1785611266","url":"https:\/\/marisolmarine.com\/products\/shell-550045128-rotella-t4-triple-protection-heavy-duty-diesel-engine-oil-18-9l-2-case-852-550045128","provider":"Marisol Marine Company","version":"1.0","type":"link"}