short description is not availableCastrol Edge Extended 5w30 Motor Oil, 5 qt, 3-Pack: Conventional motor oil is guaranteed protection for up to 15K mile drain interval 3X stronger against viscocity breakdown than leading conventional oils and Mobil1 Reduces metal-to-metal contact across a range of different driving speeds Protects the engine for the entire drain interval even under extreme pressure Decreases engine deposit formation to help maximize engine response Dexos licensed Recommended by world leading car manufacturers High-performance motor oil, 5 qt, comes in a 3-pack