Penrite HPR 5 SAE 5W-40 Engine Oil is a premium full synthetic oil suitable for all gasoline engines. It comes in a 10L package quantity and is backed by a 1-year warranty. The oil viscosity is 5W-40 and the unit type is L, with a volume of 1qt. This high-performance oil is perfect for those looking to protect their engine and improve fuel efficiency. With free shipping, this listing is the perfect opportunity to stock up on a reliable and trusted brand like Penrite.