AirTec® FrostLine -40 Diesel Antigel

Premium Diesel Fuel Antigel.

Keep your engine running smoothly all winter long with Frostline -40

 When winter hits and temperatures drop diesel fuel can gel, preventing diesel engines from running.  Frostline -40 was designed to prevent the problem of gelling and keep trucks, emergency vehicles, and fleets running regardless of the ambient temperature.  Don’t take the chance of getting stranded, trust Frostline -40 to keep your engine running.

• Lowers diesel gelling temperature by up to 30 degrees!
• Boosts Cetane Values
• Disperses Water that is dissolved in fuel
• Prevents Diesel Fuel Freezing
• Improved Ignition 
• Easier starting as fuel ignition is improved


For the best results both Frostline -40 and the fuel should be at a temperature above 0°F.  Temperatures below 0°F do not allow for complete mixing of the fuel and the active anti-gel agents of Frostline -40.  Dependant on the ambient temperature Frostline -40 can be added at different ratios to provide the best results mix accordingly:

Mixing Ratios:

Contents of 1 Liter treats 100 gallons of diesel fuel to the maximum level of  arctic protection.  It can be used to treat up to 250 gallons of fuel for improved protection during mild winter temperatures.


Add to diesel fuel when filling the tank at desired mixing ratio.  For best results add to the diesel fuel while filling the diesel fuel tank.  This allows for instant mixing of Frostline -40 and the diesel fuel. 


  • Safe for use in ALL diesel engines when used as directed
  • Safe for use in all diesel and bio diesel fuel blends
  • Meets all requirements for Ultra Low Sulfur Diesel (ULSD)
  • Made in Germany.  Held to the Highest Quality Standards
wagner fuel additives


Do not store in the operators station/cab of equipment or vehicles as Frostline -40 is highly aromatic.


Harmful if swallowed. 
May be fatal if swallowed and enters airways. 
Toxic to aquatic life with long lasting effects. 
Harmful if inhaled. 
Harmful in contact with skin.



First Aid:  If swallowed, do NOT induce vomiting.  Call physician immediately.  If on skin, wash thoroughly with soap and water.  If in eyes, rinse slowly and gently with water for 15 minutes, removing contact lenses, if present, after the first 5 minutes.  If inhaled, move to fresh air.  If irritation persists for any exposure, call a physician. 

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