Prolong diesel additive

Fast Fuel™ Diesel Fuel Treatment

Prolong Super Duty Diesel Fuel Treatment contains premium detergents to clean injectors and the entire fuel system.

It also provides protection against corrosion, decreases black smoke, and helps reduce sludge build-up to enhance performance and fuel economy. Increased fuel lubricity helps protect against premature pump and injector wear.

Meets L-10 diesel fuel additive specifications for injector cleanliness. Meets Cummins N-14 diesel fuel additive specifications for corrosion protection with low and high sulfur fuels. Contact:; 800.540.5823

Product Overview

  • Helps improve mileage and performance
  • Cleans and lubricates injectors for optimum efficiency
  • Keeps entire fuel system clean and free of gum and deposits
  • Helps maintain emission compliance