Pennzoil 550022734 15W-40 4-Cycle Heavy Duty Marine Engine Oil - 1 Gallon
Pennzoil Marine 4-Cycle Heavy Duty Engine Oil provides protection for diesel and 4-cycle inboard/outboard gasoline engines in marine environments. Excellent viscosity and film strength deliver protection in high-speed/high-load applications, with improved TBN retention to help reduce corrosive wear.