Adds Up To 2.5x More Lubricity With more lubricity than any other Howes product and others on the market, Diesel Defender is at the top. It is the ultimate choice for heavy-duty vehicles. It protects your system by significantly reducing wear scars. Independent lab* results have confirmed Defender-treated fuel outperformed the US (520mm) and more stringent European (460mm) standards. *via the wear scar test for ASTM D975 High Frequency Reciprocating Rig (HFRR)
Cleans Fuel Injectors Uses superior IDX4 Detergent to attack and destroy even the toughest carbon deposits. When used as directed, Diesel Defender is designed to clean the entire fuel system within three treatments. It also helps prevent future deposits from forming. The removal of these deposits keeps the diesel fuel system performing optimally and increases power. Discover all the differences an injector cleaner diesel fuel truly needs can make with Diesel Defender.
Increased Fuel Economy Guaranteed By safely removing water, Diesel Defender leaves only pure fuel to burn. Your clean injectors then allow for a steady spray pattern, so none of that fuel is wasted. When used regularly, Diesel Defender guarantees a 5% increase in fuel economy or more.
Removes Water Many products emulsify or disperse water and frequently use alcohols or solvents that can do damage to your engine. Diesel Defender is a premium, petroleum-based product that demulsifies water, safely removing it from diesel fuel.