Keep your outboard running smooth with Yamaha Yamalube Full Synthetic 5W-30 Marine Oil! This is the good stuff – it's NMMA FC-W certified, meaning it meets tough standards for four-stroke marine engines. Specifically designed for Yamaha outboards (great for V MAX SHO models, but also works in V6 Offshore, F70, and other brands' sterndrive/inboard engines), this oil provides top-notch lubrication and protection. The 5W-30 viscosity works well in both hot and cold climates, ensuring easy starts and reliable performance. As a full synthetic, it offers better fuel economy, reduced friction, and longer engine life compared to conventional oils. Each bottle is 1 quart, so you can stock up for your next oil change. Whether you're a weekend boater or a serious angler, using the right oil is key to keeping your motor happy. Trust Yamaha's OEM quality – they know their engines best. Grab a few quarts and give your outboard the care it deserves!