Makes engines start easier, run smooth, with improved fuel economy and reduced soot and other emissions. It will stabilize diesel fuel for up to 2 years. It works in all types and sizes of diesel engines. Features: Helps increase fuel economy. Stabilizes diesel fuel for up to 2 years. Makes engines start easier, run smoother. Reduces soot and all emissions. Lowers fuel system maintenance. Eliminates carbon build-up in fuel delivery system and on exhaust components. 1 fl. oz. treats 16 gallons of diesel. Cannot be overdosed. Rejuvenates old fuel.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov