Helps prevent blocking deposits. Opens clogged injectors. Restores lost power. Increases fuel economy. Hazard safety codes: R65, R66. This multifunctional diesel treatment combines strong detergency and lubricity agents. It cleans blocking deposits, carbon deposits, and water from diesel fuel systems, preventing corrosion and harmful build-up on injectors and valves. Regular use helps maintain engine and fuel system performance, reduces black smoke, diesel knocking, and improves cold starting. Supplied in 325 ml.