Based on data from 215 vehicles, 10,589 fuel-ups and 3,330,933 miles of driving, the 1999 Ford F-250 Super Duty gets a combined Avg MPG of 13.91 with a 0.07 MPG margin of error.

Any Engine Type 5.4L V8 GAS (17) 6.8L V10 GAS (28) 7.3L V8 DIESEL (125) GAS (1) V10 GAS (4) V8 DIESEL (27) V8 GAS (3) Any Body Style Standard Cab Pickup (4) Extended Cab Pickup (50) Crew Cab Pickup (20) Extended Crew Cab Pickup (1) Cab & Chassis - Extended Cab (1) Any Submodel Lariat (36) XL (38) XLT (100) Other (41)

Below you can see a distribution of the fuel-ups with 281 outliers (2.59%) removed.

Following shows the average MPG of each of the 215 vehicles in the system.

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• The Ford

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added May 2018 • 86 Fuel-ups

  Property of gcdettbarn

• 12.7 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 4 Speed
  Added May 2020 • 104 Fuel-ups

  Property of OzarkOne

• 9.8 Avg MPG

• Ford

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Jan 2021 • 13 Fuel-ups

  Property of rslawson

• 13.2 Avg MPG

• Superduty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Sep 2018 • 57 Fuel-ups

  Property of nicholsk

• 13.7 Avg MPG

• F250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Automatic Extended Cab Pickup
  Added Oct 2017 • 164 Fuel-ups

  Property of crwsdrs

• 11.4 Avg MPG

• Ford

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Oct 2019 • 68 Fuel-ups

  Property of dlsooby

• 13.7 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2018 • 15 Fuel-ups

  Property of chris2010

• 13.4 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2021 • 14 Fuel-ups

  Property of jcoop45

• 18.2 Avg MPG

• Tracy's Truck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 146 Fuel-ups

  Property of Smiff

• 13.5 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Manual 5 Speed
  Added Feb 2021 • 5 Fuel-ups

  Property of ayrtonk

• 13.1 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Dec 2020 • 7 Fuel-ups

  Property of CREEP

• 12.2 Avg MPG

• FireTruck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 28 Fuel-ups

  Property of zodiac

• 16.2 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2020 • 12 Fuel-ups

  Property of AWDTerror

• 15.6 Avg MPG

• USS Reliant

  1999 Ford F-250 Super Duty XL 6.8L V10 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2018 • 13 Fuel-ups

  Property of CapriMikeC

• 12.7 Avg MPG

• Frankin Ford

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2016 • 405 Fuel-ups

  Property of stooby21

• 16.7 Avg MPG

• Big Dirty

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2015 • 48 Fuel-ups

  Property of terkert

• 17.4 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Nov 2017 • 66 Fuel-ups

  Property of tstyles

• 16.3 Avg MPG

• F250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Jul 2019 • 21 Fuel-ups

  Property of Nick150

• 12.3 Avg MPG

• White Lightning

  1999 Ford F-250 Super Duty XLT 6.8L V10 GAS Manual 5 Speed Extended Cab Pickup
  Added May 2019 • 215 Fuel-ups

  Property of ameinig

• 10.2 Avg MPG

• Goldilocks

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Dec 2020 • 13 Fuel-ups

  Property of chucktanaka

• 15.1 Avg MPG

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