Based on data from 116 vehicles, 5,294 fuel-ups and 1,736,508 miles of driving, the 1999 Ford F-350 Super Duty gets a combined Avg MPG of 12.91 with a 0.10 MPG margin of error.

Any Engine Type 5.4L V8 GAS (1) 6.8L V10 GAS (7) 7.3L V8 DIESEL (83) V10 GAS (1) V8 DIESEL (23) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (8) Crew Cab Pickup (28) Delivery Van (1) Cab & Chassis - Long Conventional (1) Cab & Chassis - Extended Cab (1) Any Submodel XL (10) Lariat (30) XLT (52) Other (24)

Below you can see a distribution of the fuel-ups with 153 outliers (2.81%) removed.

Following shows the average MPG of each of the 116 vehicles in the system.

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• Jimmy's uhaul

  1999 Ford F-350 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed Delivery Van
  Added Mar 2020 • 97 Fuel-ups

  Property of trvln4it

• 8.9 Avg MPG

• 1999 F350

  1999 Ford F-350 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2017 • 34 Fuel-ups

  Property of ntschultz15

• 12.3 Avg MPG

• Green Truck

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Sep 2016 • 487 Fuel-ups

  Property of acornprod

• 13.2 Avg MPG

• Ford F350

  1999 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL
  Added Jun 2019 • 13 Fuel-ups

  Property of tait4aft

• 13.4 Avg MPG

• Jeffrey Jones

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Crew Cab Pickup
  Added Jan 2020 • 133 Fuel-ups

  Property of 99f350

• 14.3 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2020 • 127 Fuel-ups

  Property of damianelec

• 14.8 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Manual 6 Speed
  Added May 2019 • 57 Fuel-ups

  Property of roadracebc

• 11.6 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2019 • 40 Fuel-ups

  Property of bshahan13

• 10.5 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Jun 2021 • 3 Fuel-ups

  Property of ztruck

• 15.3 Avg MPG

• F350

  1999 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Mar 2013 • 161 Fuel-ups

  Property of jjurich

• 13.2 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Nov 2019 • 45 Fuel-ups

  Property of Buhlscat

• 15.7 Avg MPG

• Great White

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Sep 2015 • 127 Fuel-ups

  Property of porkems2

• 17.4 Avg MPG

• Dually

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Nov 2012 • 203 Fuel-ups

  Property of Project7Studios

• 13.4 Avg MPG

• F350

  1999 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Jan 2018 • 102 Fuel-ups

  Property of wkoehler7987

• 14.9 Avg MPG

• Ferd F-Teen Thousand

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Cab & Chassis - Extended Cab
  Added May 2018 • 28 Fuel-ups

  Property of YendraBuilt

• 12.2 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Jul 2017 • 101 Fuel-ups

  Property of dwink

• 13.9 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added May 2021 • 13 Fuel-ups

  Property of haydenf96

• 12.0 Avg MPG

• My F-350 Super Duty

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Nov 2017 • 64 Fuel-ups

  Property of wsriehl

• 14.9 Avg MPG

• F-350 Super Duty

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2020 • 28 Fuel-ups

  Property of jrlacyjr

• 16.2 Avg MPG

• Powerstroke

  1999 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 175 Fuel-ups

  Property of mothman350

• 14.3 Avg MPG

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