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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• Truck

  1999 Ford F-250 Super Duty DIESEL V8
  Added Jun 2013 • 20 Fuel-ups

  Property of rich966

• 15.8 Avg MPG

• Deer Hauler

  1999 Ford F-250 Super Duty DIESEL V8
  Added Sep 2012 • 23 Fuel-ups

  Property of Irishman

• 13.1 Avg MPG

• Old 99

  1999 Ford F-250 Super Duty DIESEL V8
  Added Feb 2013 • 3 Fuel-ups

  Property of beachbouy

• 14.2 Avg MPG

• Tank

  1999 Ford F-250 Super Duty GAS V8
  Added Nov 2011 • 7 Fuel-ups

  Property of Blacklabels

• 9.3 Avg MPG

• Big Orange

  1999 Ford F-250 Super Duty GAS V8
  Added Oct 2012 • 6 Fuel-ups

  Property of Ian1320

• 13.1 Avg MPG

• Super Duty PSD

  1999 Ford F-250 Super Duty DIESEL V8
  Added Mar 2011 • 97 Fuel-ups

  Property of jtbowen

• 16.5 Avg MPG

• Truck

  1999 Ford F-250 Super Duty DIESEL V8
  Added Mar 2012 • 21 Fuel-ups

  Property of DrewGerhan

• 17.9 Avg MPG

• F250 crew 7.3 diesel 4wdr auto

  1999 Ford F-250 Super Duty GAS
  Added Oct 2011 • 25 Fuel-ups

  Property of reo

• 10.9 Avg MPG

• Big Green

  1999 Ford F-250 Super Duty GAS V10
  Added May 2012 • 13 Fuel-ups

  Property of ctyke

• 12.7 Avg MPG

• F250 Turbo Diesel 7.3 Powerstroke V8 2wd

  1999 Ford F-250 Super Duty DIESEL V8
  Added May 2012 • 9 Fuel-ups

  Property of theinnercalm

• 16.7 Avg MPG

• F 250

  1999 Ford F-250 Super Duty DIESEL V8
  Added Feb 2012 • 13 Fuel-ups

  Property of apking2

• 17.7 Avg MPG

• powerstroke

  1999 Ford F-250 Super Duty DIESEL V8
  Added May 2012 • 4 Fuel-ups

  Property of jojoca

• 14.1 Avg MPG

• F-250 Crew Cab Long Bed

  1999 Ford F-250 Super Duty DIESEL V8
  Added Mar 2012 • 13 Fuel-ups

  Property of Shack

• 12.9 Avg MPG

• Buford

  1999 Ford F-250 Super Duty DIESEL V8
  Added Mar 2012 • 4 Fuel-ups

  Property of littleloco

• 12.4 Avg MPG

• My Truck

  1999 Ford F-250 Super Duty
  Added Nov 2010 • 77 Fuel-ups

  Property of Cheeks

• 12.6 Avg MPG

• Diesel

  1999 Ford F-250 Super Duty DIESEL V8
  Added Apr 2011 • 12 Fuel-ups

  Property of ttroxell

• 17.0 Avg MPG

• Stroker

  1999 Ford F-250 Super Duty DIESEL V8
  Added Aug 2011 • 6 Fuel-ups

  Property of Funkmaxtor

• 14.0 Avg MPG

• Big Black

  1999 Ford F-250 Super Duty DIESEL V8
  Added Aug 2011 • 4 Fuel-ups

  Property of Nuthinbutfords

• 11.6 Avg MPG

• The Big Green Monster

  1999 Ford F-250 Super Duty DIESEL V8
  Added Mar 2011 • 7 Fuel-ups

  Property of PBoyer

• 15.0 Avg MPG

• Niggy

  1999 Ford F-250 Super Duty DIESEL V8
  Added Feb 2011 • 5 Fuel-ups

  Property of Kristin

• 8.8 Avg MPG

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