Chevron Ursa 15W40 is a heavy duty, syn-blend engine oil recommended for all naturally aspirated and turbocharged four-stroke diesel engines and four-stroke gasoline engines. Features: Good engine protectionProvides appropriate DPF life for minimal downtime and cleaningBackward compatible with all previous API Oil service categories and engine modelsRobust formulation for multiple types of applications Applications:Four-stroke diesel and gasoline engines in which API CK-4 or API SN service category and SAE 15W-40 viscosity grades are recommendedMeets the requirements for ACEA E11 and Caterpillar ECF-3 Shipping: Items will ship via FedEx or UPS. We are unable to guarantee a specific carrier, even if one is selected or shown at checkout. We will ship via the carrier that has less days in transit to your destination. Return Policy: Buyer has 30 days from receipt of item to request a returnBuyer pays for return shippingItem must be returned in same condition as receivedIn no instance will a return or refund be permitted for a used itemUpon receipt and inspection by seller, refund will be issued within 2 business days. Refund amount will equal amount paid to seller less the fees associated with the transaction Cancellation Policy:If buyer wants to cancel transaction prior to shipment of order, for any reason, the amount refunded will equal amount paid to seller less the fees associated with the transaction