Based on data from 245 vehicles, 13,215 fuel-ups and 4,051,539 miles of driving, the 1999 Ford F-250 Super Duty gets a combined Avg MPG of 13.73 with a 0.06 MPG margin of error.

Any Engine Type 5.4L V8 GAS (18) 6.8L V10 GAS (36) 7.3L V8 DIESEL (147) 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 (114) Other (40)

Below you can see a distribution of the fuel-ups with 464 outliers (3.39%) removed.

Following shows the average MPG of each of the 245 vehicles in the system.

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• My F-250 Super Duty

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

  Property of BBoyer

• 14.3 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2022 • 55 Fuel-ups

  Property of Globalfms

• 15.9 Avg MPG

• Pegisi

  1999 Ford F-250 Super Duty Lariat 5.4L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Dec 2017 • 257 Fuel-ups

  Property of tilby1863

• 11.7 Avg MPG

• Truck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Nov 2017 • 108 Fuel-ups

  Property of allsportster

• 16.2 Avg MPG

• Ron - 1999 F250

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Jul 2023 • 52 Fuel-ups

  Property of bluelabeldrinker

• 23.1 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2021 • 53 Fuel-ups

  Property of jcoop45

• 16.4 Avg MPG

• The Ford

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added May 2018 • 200 Fuel-ups

  Property of gcdettbarn

• 12.7 Avg MPG

• Horse Haulin

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Oct 2010 • 236 Fuel-ups

  Property of Rustin

• 17.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed
  Added Mar 2024 • 53 Fuel-ups

  Property of dawson989

• 6.9 Avg MPG

• Red Truck

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Standard 6 Speed Extended Cab Pickup
  Added Dec 2017 • 23 Fuel-ups

  Property of dougtoomey

• 14.9 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2024 • 15 Fuel-ups

  Property of bmtothemo

• 11.6 Avg MPG

• F-250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 246 Fuel-ups

  Property of gymbeau

• 15.7 Avg MPG

• Tigger

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added May 2016 • 383 Fuel-ups

  Property of ka5mte

• 13.5 Avg MPG

• F250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Mar 2017 • 64 Fuel-ups

  Property of journey081

• 16.7 Avg MPG

• Ford

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Oct 2019 • 144 Fuel-ups

  Property of dlsooby

• 13.1 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2022 • 106 Fuel-ups

  Property of ichase22

• 17.1 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2020 • 54 Fuel-ups

  Property of AWDTerror

• 12.8 Avg MPG

• 1999 F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2021 • 107 Fuel-ups

  Property of beritek3

• 14.0 Avg MPG

• Superduty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Sep 2018 • 89 Fuel-ups

  Property of nicholsk

• 13.8 Avg MPG

• Super Duty

  1999 Ford F-250 Super Duty XL 6.8L V10 GAS Automatic 4 Speed
  Added Jan 2024 • 57 Fuel-ups

  Property of Bigslayer89

• 11.1 Avg MPG

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