Quicksilver 25Q01 Premium Plus 2-Cycle Outboard Oil - 16 oz. Far exceeds Mercury in-house test standards, which are more stringent than the industry's TC-W3 standard Cleanest burning; reduces carbon build-up in exhaust system Superior lubrication Meets all outboard and personal watercraft manufacturers' recommendations for use of TC-W2 and TC-W3 oils in pre-mix or oil-injected 2-cycle applications Provides warranty protection for Mercury, Mariner, Force and Sport Jet and M2 Jet Drive 2-cycle engines