SUZUKI OUTBOARD MARINE 4 CYCLE ENGINE OIL SAE 10W-40 GENUINE SUZUKI MARINE 4 CYCLE SYNTHETIC BLEND ENGINE OIL FOR ALL SUZUKI FOURSTROKE OUTBOARDS OF ALL HORSEPOWERS AND YEARS 1 GALLON JUG ECSTAR V7000 Semi-Synthetic 10W40 Marine Engine Oil is a proprietary blend of premium mineral oils and synthetic lubricants, with an additive profile designed to stand up to harsh conditions on-the-water. - Advanced detergents keep internal engine parts clean - Higher quality base oils improve fuel economy and help engines start easily in cold weather - Special additives to help protect engines in both salt and fresh water environments - FC-W Certification by the NMMA