VISCOSITY UNITEK 3000LS Diesel Engine Oil 15W-40 CK-4 - 2.5 Gallons

Use the specifications and images on this page together with your vehicle details. Match part number 7436149489905 to your existing component or OEM interchange.

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VISCOSITY UNITEK 3000LS Diesel Engine Oil 15W-40 CK-4 - 2.5 Gallons from Viscosity is intended for normal automotive service and maintenance—such as brake pad and rotor service, oil and filter changes, or other listed applications—depending on how this SKU is categorized. Follow your owner’s manual and any torque or fluid specs printed on the packaging.

Discover complementary items in our Oil Change Kits & Engine Oil collection and Heavy Duty Diesel.

This listing is an aftermarket replacement manufactured or branded by Viscosity, engineered to meet or exceed typical OEM performance for the applications described. It is not necessarily a dealer-original part unless the description states otherwise.

Compare alternatives in Oil Change Kits & Engine Oil if you need a different formulation, kit, or price point.

You receive the VISCOSITY UNITEK 3000LS Diesel Engine Oil 15W-40 CK-4 - 2.5 Gallons (SKU / part number 7436149489905) as shown in the photos and bullet points. Kits may include filters, gaskets, hardware, or fluids; single components include only that item. Open the Specifications and Includes areas on this page to confirm quantity and contents.

Installation steps depend on the part type (for example, brake pads versus an oil change kit). Work on a cool vehicle, use proper jack stands and tools, torque fasteners to spec, and bed brakes or prime filters per the manufacturer’s instructions. If you are not experienced with suspension or brake work, use a licensed technician.

Find related service items in Oil Change Kits & Engine Oil. You may also consider VISCOSITY UNITEK 3000LS Diesel Engine Oil 15W-40 CK-4 - 1 Gallon or VISCOSITY UNITEK 3000K Diesel Engine Oil SS 10W-40 CK-4 - 2.5 Gallons.

New, uninstalled items are generally eligible for return within the time window posted in our store policies, provided they are in resalable condition. Reference your order and SKU 7436149489905 when contacting support. Defective or incorrect shipments should be reported promptly with photos when possible.

Need a different fitment? Browse Oil Change Kits & Engine Oil for other compatible options.

Many in-stock orders ship the same business day when placed before the warehouse cutoff. Transit usually takes about 2–5 business days in the contiguous U.S., depending on carrier and destination. Availability is shown near the add-to-cart button on this page.

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Cross-check year, make, model, engine, and trim with the fitment data on this page, your old part number, and SKU 7436149489905. When in doubt, verify with a dealer parts catalog or qualified mechanic before opening packaging.

Similar listings: VISCOSITY UNITEK 3000LS Diesel Engine Oil 15W-40 CK-4 - 1 Gallon and VISCOSITY UNITEK 3000K Diesel Engine Oil SS 10W-40 CK-4 - 2.5 Gallons. Explore the full Oil Change Kits & Engine Oil category for oil change kits, brake parts, filters, and more.