Based on data from 247 vehicles, 13,433 fuel-ups and 4,110,569 miles of driving, the 1999 Ford F-250 Super Duty gets a combined Avg MPG of 13.70 with a 0.06 MPG margin of error.

Any Engine Type 5.4L V8 GAS (19) 6.8L V10 GAS (36) 7.3L V8 DIESEL (148) GAS (1) V10 GAS (4) V8 DIESEL (27) V8 GAS (3) Any Body Style Standard Cab Pickup (4) Extended Cab Pickup (46) Crew Cab Pickup (22) Extended Crew Cab Pickup (1) Cab & Chassis - Extended Cab (1) Any Submodel XL (44) Lariat (47) XLT (116) Other (40)

Below you can see a distribution of the fuel-ups with 478 outliers (3.44%) removed.

Following shows the average MPG of each of the 247 vehicles in the system.

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• Tracy's Truck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 248 Fuel-ups

  Property of Smiff

• 13.5 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Dec 2020 • 56 Fuel-ups

  Property of CREEP

• 12.0 Avg MPG

• 1999 f250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Jan 2018 • 138 Fuel-ups

  Property of mellis

• 16.5 Avg MPG

• 1999 F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2021 • 113 Fuel-ups

  Property of beritek3

• 14.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2023 • 11 Fuel-ups

  Property of terrynt4

• 12.2 Avg MPG

• Tigger

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added May 2016 • 386 Fuel-ups

  Property of ka5mte

• 13.5 Avg MPG

• Ol’ Blue

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added May 2022 • 22 Fuel-ups

  Property of Lron

• 13.0 Avg MPG

• Pony Boy

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Manual 6 Speed
  Added Sep 2023 • 19 Fuel-ups

  Property of chattowntdi

• 14.2 Avg MPG

• Ranch Hand

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed
  Added May 2024 • 10 Fuel-ups

  Property of rdelrosa

• 14.6 Avg MPG

• F-250

  1999 Ford F-250 Super Duty XL 5.4L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 214 Fuel-ups

  Property of morrisjnk

• 11.1 Avg MPG

• Rosie

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed
  Added Nov 2021 • 33 Fuel-ups

  Property of TheMalevolentMan

• 13.8 Avg MPG

• Ford

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Oct 2019 • 149 Fuel-ups

  Property of dlsooby

• 13.1 Avg MPG

• Ford F-250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Standard 5 Speed
  Added Sep 2017 • 59 Fuel-ups

  Property of wcsar406

• 18.2 Avg MPG

• Truck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Nov 2017 • 109 Fuel-ups

  Property of allsportster

• 16.1 Avg MPG

• FORD SUPER DUTY

  1999 Ford F-250 Super Duty XLT 7,3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Dec 2017 • 85 Fuel-ups

  Property of Jachwitz

• 13.2 Avg MPG

• F-250

  1999 Ford F-250 Super Duty XLT 7,3L V8 DIESEL Automatic 4 Speed
  Added Nov 2024 • 25 Fuel-ups

  Property of Pietrosdm

• 10.1 Avg MPG

• Rusto

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Crew Cab Pickup
  Added Nov 2020 • 32 Fuel-ups

  Property of Macromaniacal

• 12.9 Avg MPG

• 1999 F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed
  Added Jan 2022 • 38 Fuel-ups

  Property of kyclosets

• 9.9 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2020 • 59 Fuel-ups

  Property of AWDTerror

• 12.7 Avg MPG

• Andy's Ford F250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed Extended Cab Pickup
  Added Oct 2017 • 279 Fuel-ups

  Property of HungOverSheep

• 14.3 Avg MPG

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