Based on data from 247 vehicles, 13,393 fuel-ups and 4,099,777 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 475 outliers (3.43%) removed.

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

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• 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

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added Dec 2024 • 7 Fuel-ups

  Property of ZombyWoof78

• 9.0 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2022 • 115 Fuel-ups

  Property of ichase22

• 17.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2021 • 59 Fuel-ups

  Property of jcoop45

• 16.2 Avg MPG

• FireTruck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 132 Fuel-ups

  Property of zodiac

• 16.1 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

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 4 Speed
  Added Jun 2024 • 49 Fuel-ups

  Property of evangelistgroves

• 10.1 Avg MPG

• Pegisi

  1999 Ford F-250 Super Duty Lariat 5.4L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Dec 2017 • 268 Fuel-ups

  Property of tilby1863

• 11.6 Avg MPG

• Ron - 1999 F250

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Jul 2023 • 62 Fuel-ups

  Property of bluelabeldrinker

• 22.9 Avg MPG

• Super Duty

  1999 Ford F-250 Super Duty XL 6.8L V10 GAS Automatic 4 Speed
  Added Jan 2024 • 69 Fuel-ups

  Property of Bigslayer89

• 10.8 Avg MPG

• Tracy's Truck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 247 Fuel-ups

  Property of Smiff

• 13.5 Avg MPG

• F-250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 251 Fuel-ups

  Property of gymbeau

• 15.7 Avg MPG

• F250

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 439 Fuel-ups

  Property of Mrytting

• 11.0 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

• USS Reliant

  1999 Ford F-250 Super Duty XL 6.8L V10 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2018 • 39 Fuel-ups

  Property of CapriMikeC

• 12.1 Avg MPG

• Horse Haulin

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Oct 2010 • 237 Fuel-ups

  Property of Rustin

• 17.2 Avg MPG

• The Ford

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added May 2018 • 206 Fuel-ups

  Property of gcdettbarn

• 12.7 Avg MPG

• F250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2017 • 229 Fuel-ups

  Property of crwsdrs

• 11.4 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

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