Based on data from 155 vehicles, 11,625 fuel-ups and 3,227,093 miles of driving, the 2003 Toyota Tundra gets a combined Avg MPG of 15.07 with a 0.05 MPG margin of error.

Any Engine Type 3.4L V6 GAS (27) 4.7L V8 GAS (99) V6 GAS (1) V8 GAS (23) Any Body Style Standard Cab Pickup (7) Extended Cab Pickup (36) Extended Crew Cab Pickup (1) Any Submodel Base (16) Limited (20) SR5 (93) Other (26)

Below you can see a distribution of the fuel-ups with 1131 outliers (8.87%) removed.

Following shows the average MPG of each of the 155 vehicles in the system.

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• My Tundra

  2003 Toyota Tundra 3.4L V6 GAS Manual 5 Speed
  Added Jul 2023 • 37 Fuel-ups

  Property of Alexyh10

• 16.1 Avg MPG

• Bonnie

  2003 Toyota Tundra SR5 3.4L V6 GAS Automatic 4 Speed
  Added Apr 2017 • 192 Fuel-ups

  Property of bell99man

• 16.3 Avg MPG

• TUNDRA

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Nov 2017 • 81 Fuel-ups

  Property of greysmoke

• 12.8 Avg MPG

• Paul

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2017 • 185 Fuel-ups

  Property of scuba3266gmailcom

• 16.4 Avg MPG

• Tundra

  2003 Toyota Tundra 3.4L V6 GAS Automatic 4 Speed Standard Cab Pickup
  Added Oct 2017 • 118 Fuel-ups

  Property of twmiv

• 18.1 Avg MPG

• My Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Jul 2019 • 34 Fuel-ups

  Property of egonzalez86

• 11.1 Avg MPG

• My Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Nov 2023 • 3 Fuel-ups

  Property of nathantrompke2

• 25.6 Avg MPG

• 2003 Toyota Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 287 Fuel-ups

  Property of copo24

• 15.1 Avg MPG

• Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Feb 2018 • 254 Fuel-ups

  Property of jlink4

• 16.7 Avg MPG

• Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added May 2022 • 46 Fuel-ups

  Property of dstton

• 15.4 Avg MPG

• Tundra

  2003 Toyota Tundra Limited 4.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2018 • 440 Fuel-ups

  Property of dharaladdon

• 15.4 Avg MPG

• 03 Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Jan 2023 • 26 Fuel-ups

  Property of fadefromdark

• 16.3 Avg MPG

• Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Aug 2021 • 24 Fuel-ups

  Property of ChuckFin

• 12.2 Avg MPG

• My Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Mar 2023 • 27 Fuel-ups

  Property of MaxTundra

• 12.6 Avg MPG

• Gold Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Feb 2023 • 6 Fuel-ups

  Property of jgates1

• 12.9 Avg MPG

• Tundra

  2003 Toyota Tundra Limited 4.7L V8 GAS Automatic 4 Speed
  Added Mar 2018 • 255 Fuel-ups

  Property of wood598

• 15.9 Avg MPG

• Only tundra

  2003 Toyota Tundra SR5 3.4L V6 GAS Automatic 4 Speed
  Added Oct 2022 • 4 Fuel-ups

  Property of eightyanthony

• 17.2 Avg MPG

• My Tundra NEW

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Feb 2022 • 30 Fuel-ups

  Property of eightyanthony

• 11.4 Avg MPG

• My Tundra

  2003 Toyota Tundra SR5 4.7L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 15 Fuel-ups

  Property of brianm97

• 16.2 Avg MPG

• Banderomobile

  2003 Toyota Tundra SR5 3.4L V6 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jun 2022 • 3 Fuel-ups

  Property of Denx52

• 27.0 Avg MPG

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