Based on data from 117 vehicles, 6,298 fuel-ups and 1,947,810 miles of driving, the 2003 Ford F-350 Super Duty gets a combined Avg MPG of 12.53 with a 0.08 MPG margin of error.

Any Engine Type 5.4L V8 GAS (3) 6.0L V8 DIESEL (53) 6.8L V10 GAS (6) 7.3L V8 DIESEL (32) V8 DIESEL (17) V8 GAS (2) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (3) Crew Cab Pickup (29) Cutaway Van (1) Extended Crew Cab Pickup (1) Any Submodel King Ranch (3) XL (14) Lariat (38) XLT (40) Other (22)

Below you can see a distribution of the fuel-ups with 183 outliers (2.82%) removed.

Following shows the average MPG of each of the 117 vehicles in the system.

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• Ford F350

  2003 Ford F-350 Super Duty XLT 6.0L V8 DIESEL Automatic 5 Speed
  Added Feb 2018 • 148 Fuel-ups

  Property of tlunns

• 15.8 Avg MPG

• F350 Superduty

  2003 Ford F-350 Super Duty XL 5.4L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2011 • 267 Fuel-ups

  Property of johnblue

• 13.3 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 5 Speed
  Added Feb 2025 • 13 Fuel-ups

  Property of McGillz_Collection

• 12.9 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 5 Speed
  Added Mar 2025 • 4 Fuel-ups

  Property of bulianbereno

• 11.9 Avg MPG

• F350 7.3L Crew Cab LB DRW

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 5 Speed
  Added Aug 2016 • 289 Fuel-ups

  Property of JHOIII

• 11.5 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty Lariat 6.0L V8 DIESEL Automatic 5 Speed
  Added Sep 2016 • 102 Fuel-ups

  Property of wilkinshppd

• 13.0 Avg MPG

• F-350

  2003 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Standard 6 Speed
  Added Aug 2017 • 158 Fuel-ups

  Property of ThePennySaved

• 12.0 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Nov 2024 • 3 Fuel-ups

  Property of daddyallen23

• 10.4 Avg MPG

• Ford Dually

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Jul 2023 • 8 Fuel-ups

  Property of JoshHefnerX

• 12.1 Avg MPG

• Ford F350

  2003 Ford F-350 Super Duty XLT 6.0L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Dec 2020 • 123 Fuel-ups

  Property of chondria

• 8.6 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2018 • 56 Fuel-ups

  Property of precisiontint

• 13.4 Avg MPG

• Gray Ghost

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Jan 2024 • 39 Fuel-ups

  Property of dogtulosba

• 14.5 Avg MPG

• Tug

  2003 Ford F-350 Super Duty Lariat 6.0L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Mar 2019 • 94 Fuel-ups

  Property of emmettsmyth

• 13.2 Avg MPG

• F-350 Super Duty

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 5 Speed
  Added Apr 2022 • 50 Fuel-ups

  Property of TBWhitney

• 12.9 Avg MPG

• Ray's Truck

  2003 Ford F-350 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Extended Crew Cab Pickup
  Added Sep 2018 • 9 Fuel-ups

  Property of RAIZMASTER

• 13.8 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty King Ranch 6.0L V8 DIESEL Automatic 5 Speed
  Added Jan 2025 • 10 Fuel-ups

  Property of Cplbritt53

• 16.5 Avg MPG

• 2003 F-350 Super Duty

  2003 Ford F-350 Super Duty XLT 6.0L V8 DIESEL Automatic 5 Speed
  Added Apr 2022 • 25 Fuel-ups

  Property of effreyj007

• 13.4 Avg MPG

• My F-350 Super Duty

  2003 Ford F-350 Super Duty Lariat 6.0L V8 DIESEL Automatic 5 Speed
  Added Jun 2024 • 12 Fuel-ups

  Property of crance0418

• 18.3 Avg MPG

• Lil Tug Boat 350

  2003 Ford F-350 Super Duty Lariat 6.0L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Jul 2018 • 98 Fuel-ups

  Property of beau4130

• 10.4 Avg MPG

• Truck

  2003 Ford F-350 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 311 Fuel-ups

  Property of Hskrjed

• 12.9 Avg MPG

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