Nulon Pro-Strength Diesel Fuel System Extreme Clean is the ultimate fuel cleaner and performance booster for any diesel vehicle. State of the art additives actively clean and lubricate the entire fuel system, including modern ultra fine common rail injectors, preventing injector failure, often missed by regular cleaners. Corrosion inhibitors protect and flush the fuel system from water ingress that can lead to damaging corrosion and algae growth. Compatible with all diesel vehicles and modern injection systems and is safe for all DPF systems. Benefits Cleans & lubricates entire fuel system in one tank Boosts diesel combustion performance Improves fuel economy Removes water residue Protects against corrosion and algae contamination Treats up to 100 litres Compatible for all modern diesel vehicles and bio-diesels