Based on data from 243 vehicles, 12,711 fuel-ups and 3,916,208 miles of driving, the 1999 Ford F-250 Super Duty gets a combined Avg MPG of 13.77 with a 0.07 MPG margin of error.

Any Engine Type 5.4L V8 GAS (19) 6.8L V10 GAS (35) 7.3L V8 DIESEL (145) 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 (43) Lariat (45) XLT (115) Other (40)

Below you can see a distribution of the fuel-ups with 430 outliers (3.27%) removed.

Following shows the average MPG of each of the 243 vehicles in the system.

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• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 3 Fuel-ups

  Property of snafu199

• 45.6 Avg MPG

• VEGAS

  1999 Ford F-250 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed
  Added Aug 2017 • 12 Fuel-ups

  Property of fassgas

• 9.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Sep 2017 • 3 Fuel-ups

  Property of rubyfamily

• 44.8 Avg MPG

• F250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic Crew Cab Pickup
  Added Dec 2017 • 4 Fuel-ups

  Property of Crshiver

• 17.5 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XL 6.8L V10 GAS Automatic 4 Speed
  Added Sep 2017 • 72 Fuel-ups

  Property of MtPrime

• 11.3 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Jun 2016 • 39 Fuel-ups

  Property of rschastain82

• 13.1 Avg MPG

• My Truck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2016 • 55 Fuel-ups

  Property of becksandtaylor

• 13.1 Avg MPG

• Sally

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Aug 2014 • 22 Fuel-ups

  Property of jnk26

• 16.4 Avg MPG

• Old data

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 146 Fuel-ups

  Property of Mrytting

• 11.9 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 60 Fuel-ups

  Property of Djhickling

• 10.9 Avg MPG

• Clifford. 1999. F250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Sep 2016 • 605 Fuel-ups

  Property of mcbremer

• 16.6 Avg MPG

• Diesel 250

  1999 Ford F-250 Super Duty XL
  Added Feb 2019 • 5 Fuel-ups

  Property of mfreem2

• 18.4 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Sep 2016 • 48 Fuel-ups

  Property of VinoScooter

• 16.6 Avg MPG

• Diesel Daddy

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Dec 2011 • 119 Fuel-ups

  Property of cunnibra

• 14.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added May 2017 • 4 Fuel-ups

  Property of Bluebird85

• 10.4 Avg MPG

• X - 99 Ford F250 4x4

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Feb 2016 • 16 Fuel-ups

  Property of qualt

• 12.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2016 • 130 Fuel-ups

  Property of nbskfs

• 15.3 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Jun 2016 • 7 Fuel-ups

  Property of jgnehm

• 14.1 Avg MPG

• Black beauty

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 3 Speed Crew Cab Pickup
  Added Jul 2016 • 13 Fuel-ups

  Property of Nettes09

• 11.5 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Dec 2015 • 28 Fuel-ups

  Property of davidbenedict2012

• 15.9 Avg MPG

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