
Premium Marine Engine Oil Booster for Long-Lasting Performance. Super Overbased Formula: Synthetic Calcium Sulfonate with excellent base reserve and acid neutralization properties. High-Temperature Stability: Provides excellent high-temperature detergency and thermal stability for marine engines. Marine Cylinder Oil Additive: Preferred additive for over-based marine cylinder oil applications. Customization Options: Offers customization from samples, designs, full customization, and minor customization. Quality Assurance: 100% testing before delivery; Advanced Scientific Laboratory certified in China. Safe and Eco-Friendly: Not flammable, explosive, or corrosive; same safety level as general petroleum products. Professional Manufacturer: Established in 2016 with rich experience in lubricant additives and synthetic base oils.