Essential for your 4-stroke EFI outboard, the Quicksilver Oil Change Kit for Mercury® 25-30hp Engines maximizes engine performance. Kit is made for your Mercury® 25-30hp, 4-stroke EFI outboard engine. It also works with Mariner® outboards or MerCruiser® stern drives. Includes two 1L bottles of Quicksilver® 25W-40 four-stroke oil, filter, drain plug seal, and plastic drip tray. Meets with Mercury Marine® manufacturer specifications and contains all essential items needed for a quick and easy oil change. Fits Mercury 25-30hp, 4-stroke EFI outboard engines. Also works with Mariner outboards and MerCruiser stern drives. Enhances performance, fuel efficiency, and longevity. Everything needed for an easy oil change. Please note that this item ships in its own packaging, so the contents may be identified.