Based on data from 246 vehicles, 13,249 fuel-ups and 4,061,560 miles of driving, the 1999 Ford F-250 Super Duty gets a combined Avg MPG of 13.72 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 (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 (115) Other (40)

Below you can see a distribution of the fuel-ups with 464 outliers (3.38%) removed.

Following shows the average MPG of each of the 246 vehicles in the system.

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• Powerchoke

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2018 • 151 Fuel-ups

  Property of Sasquatch6ft9

• 15.4 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Jun 2019 • 28 Fuel-ups

  Property of FishTheFireman

• 10.8 Avg MPG

• Myymule

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Sep 2014 • 31 Fuel-ups

  Property of JosefH

• 14.9 Avg MPG

• F-250

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added May 2019 • 9 Fuel-ups

  Property of alasick

• 13.8 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Apr 2017 • 65 Fuel-ups

  Property of retaliashun

• 14.2 Avg MPG

• F250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Crew Cab Pickup
  Added Aug 2019 • 4 Fuel-ups

  Property of ikapoor

• 16.8 Avg MPG

• Ford F-250 7.3 Powerstroke Manual 2WD

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed Extended Cab Pickup
  Added May 2012 • 211 Fuel-ups

  Property of koabi

• 17.1 Avg MPG

• 99F250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Standard 5 Speed
  Added Mar 2017 • 141 Fuel-ups

  Property of sawlog66

• 18.5 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed
  Added Sep 2019 • 3 Fuel-ups

  Property of superdutyv10

• 10.1 Avg MPG

• 99 F250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Feb 2019 • 3 Fuel-ups

  Property of Visseroth

• 14.0 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2019 • 3 Fuel-ups

  Property of jaymat

• 15.1 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2019 • 15 Fuel-ups

  Property of Banjo77

• 12.4 Avg MPG

• 99 F250SD V10

  1999 Ford F-250 Super Duty GAS V10
  Added Feb 2012 • 90 Fuel-ups

  Property of Dart59a

• 9.9 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added May 2019 • 8 Fuel-ups

  Property of kylefrazier

• 15.2 Avg MPG

• 7.3 ZF-6

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Dec 2018 • 4 Fuel-ups

  Property of bieryjake

• 16.4 Avg MPG

• The-Seven-Three

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Mar 2019 • 6 Fuel-ups

  Property of jklein0402

• 18.4 Avg MPG

• Ford F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Aug 2016 • 77 Fuel-ups

  Property of Definity33

• 15.9 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Apr 2016 • 181 Fuel-ups

  Property of josephcheek

• 13.4 Avg MPG

• 1999 F250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed Cab & Chassis - Extended Cab
  Added Sep 2016 • 45 Fuel-ups

  Property of roadracebc

• 14.3 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Dec 2017 • 63 Fuel-ups

  Property of shambidge

• 12.5 Avg MPG

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