Fuel Additives

Quarles offers a multi-functional all-season diesel fuel additive formulated to boost fuel economy, improve cetane numbers, reduce emissions, fight fuel deposits, and increase lubricity protection.

Premium Diesel provides the following benefits:

  • Mileage Improvement
  • Horsepower Improvement
  • Cetane Improvement
  • Emission Reduction
  • Inhibits Corrosion
  • Controls Moisture
  • Cleans Injectors
  • Winter anti-gel and cold flow improvement

Quarles Premium Diesel raises fuel to quality levels exceeding Original Equipment Manufacturers’ Specifications. It burns completely ashless and contains no metallics or agents found harmful in engines. Consequently, its use cannot, in any way, void any manufacturer’s warranty. The diesel additive is part of the Virginia Bulk Motor Fuel Contract and can be added to your diesel order. to learn more, contact us or call 855-242-5090.