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aFe Power DFS780 Fuel System Cold Weather Kit | 42-90001


Gain up to 19 hp and 27 lbs. x ft. torque and outflows the factory intake by 50%. Want a better deal? Contact us about a performance package today.

Pricing: $164.85

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Make sure your diesel is prepared to perform in the coldest conditions with aFe's DFS780 Fuel System Cold Weather Kit. The kit works with DFS780 and DFS780 PRO diesel fuel systems and easily plumbs into your engine's cooling system to warm the fuel to keep it from gelling in freezing temperatures. Heater hose not included.

Note The Heater Hose connecting the coolant spacer to the cooling system is not included but can be easily sourced.

  • Fits DFS780 and DFS780 PRO diesel fuel systems
  • Prevents cold weather diesel fuel gelling and clogging of your fuel system by dispensing heat through direct contact with fuel
  • Quality fittings, clamps are included for an easy install
  • Includes aFe POWER Pro GUARD D2 high efficiency fuel filter (PN 44-FF019) which removes contaminants down to 1 micron
  • Built in the U.S.A.
  • Heater hose not included


  • 42-90001
  • 42-90001
  • aFe Power
  • New


Shipping Information

  • Item Requires Shipping
  • 4.7 lbs.
  • W8.0000” x H8.0000” x L8.0000”
  • Free Shipping