Description Liqui Moly Marine Super Diesel Additive is a powerful diesel system treatment formulated specifically for marine engines. It cleans, protects, and enhances combustion quality, ensuring smoother performance and long-term reliability even under tough marine conditions. This advanced additive boosts the cetane number, reduces emissions, and prevents the formation of harmful deposits throughout the fuel system. Designed to protect against corrosion—one of the biggest threats in marine environments—this additive keeps injectors clean, improves ignition performance, and maintains consistent engine power while lowering fuel consumption.
