Maxima Marine Pro is a petroleum based 2-cycle oil specifically formulated for watercraft and outboard motor service. The ashless 2-cycle lubricant is NMMA certified for TC-W3 performance and exceeds API-TC-W3 standards. Marine Pro is an outstanding lubricant with enhanced rust & corrosion protection, anti-scuff/anti-wear protection and special additives to prevent ring sticking and carbon formation.