HiTEC® 4139LS

Multifuctional Diesel Fuel Additive
To inquire about availability in other regions or to find out more contact your Afton Representative.


HiTEC® 4139LS multifunctional diesel fuel additive boosts performance in the key areas of injector detergency, cetane number, fuel economy, smoke reduction, fuel lubricity, fuel stability, and corrosion protection.

Key Performance Benefits

  • Excellent keep clean and clean up injector performance resulting in:
    • Reduced environmental emissions
    • Extended maintenance intervals
    • Black smoke reduction
    • Improved fuel economy
  • Improved resistance to storage tank and fuel tank corrosion.
  • Improved fuel lubricity, as demonstrated by the HFRR, reduces wear
  • 3-5 cetane number improvement
  • Low sulfur content (< 15ppm) minimized impact of additive on ULSD

Recommended Dosage

Typical use concentration of HiTEC 4139LS® is 637 - 1274 ppm (212 - 424 PTB). Please contact your Afton Chemical representative for specific recommendations.

Typical Characteristics

Handling Information

Max Handling Temp: Ambient (15-40°C)
Shelf Life: 36 months @ ambient temperature

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