Ultra 5-in-1 Diesel System Cleaner 400ML

STP Ultra 5-in-1 Diesel System Cleaner contains a special blend of high-performance detergents, cetane improvers, lubricity improvers and corrosion inhibitors designed to bring out the best in your car. - High-performance detergents and friction modifiers come together to form a one-source solution to help: save gas by deep cleaning the entire fuel system; restore peak performance; reduce friction; prevent ethanol deposits; and inhibit corrosion. - For regular and Bio-Diesel.