Auxiliary FT50

Fuel Tank Only

The fuel tank only Auxiliary Fuelbox FT50 is constructed of high-quality .125 marine grade aluminum; it has true flange weld seam design, which doubles weld joint thickness for stronger welds. The auxiliary tank includes a minimum of 2 interior baffles.  The tank comes with the auxiliary plate to use our AFC computerized auxiliary system.

Vehicle Applications

  • 6.5" Short bed Chevy, Dodge, Ford, GMC
  • 8' Long bed Chevy, Dodge, Ford, GMC 


  • Auto Fuel Controller
  • Transfer Pump
  • Bed Liner spray on Finish


  • FT50 Auxiliary $975 Diamond Plate
  • FT50 Auxiliary $1,025 Smooth
  • Spray On Liner Outside $150
  • Auto Fuel Controller and complete install kit with instructions $395
  • TP15 transfer pump kit $475
  • Locking Gas Cap $16.99
  • BedStep $295
View Ordering Instructions
Model Gal. A B C D E
FT50 50* 15 in. 16 in. 60 in. 48 in. N/A

NOTE: Add 2 in. to dimension A for AFC cover plate. 

*Approximate Gallon Capacity