Based on data from 131 vehicles, 4,061 fuel-ups and 919,013 miles of driving, the 1999 Ford Mustang gets a combined Avg MPG of 19.45 with a 0.15 MPG margin of error.

Any Engine Type 3.8L V6 GAS (40) 4.6L V8 GAS (61) V6 GAS (14) V8 FLEX (1) V8 GAS (11) Any Body Style Coupe (29) Convertible (9) Any Submodel SVT Cobra (17) Base (41) GT (44) Other (29)

Below you can see a distribution of the fuel-ups with 75 outliers (1.81%) removed.

Following shows the average MPG of each of the 131 vehicles in the system.

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• 99 Mustang

  1999 Ford Mustang 3.8L V6 GAS Standard 5 Speed Coupe
  Added Dec 2020 • 143 Fuel-ups

  Property of litsipp

• 23.2 Avg MPG

• ‘99 Mustang

  1999 Ford Mustang 3.8L V6 GAS Manual 5 Speed
  Added Oct 2018 • No Fuel-ups

  Property of Chr4234926

• 0.0 Avg MPG

• Mustang Québec

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Convertible
  Added May 2018 • 19 Fuel-ups

  Property of gbernier10

• 24.7 Avg MPG

• Mustang

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Aug 2016 • 329 Fuel-ups

  Property of theblaqkout

• 20.6 Avg MPG

• Granite

  1999 Ford Mustang 3.8L V6 GAS Manual 5 Speed Coupe
  Added Nov 2014 • 29 Fuel-ups

  Property of DJRcreative

• 18.0 Avg MPG

• My Mustang

  1999 Ford Mustang 3.8L V6 GAS Manual 5 Speed
  Added Jan 2019 • 1 Fuel-up

  Property of walter21

• 0.0 Avg MPG

• Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed Coupe
  Added Jul 2018 • 1 Fuel-up

  Property of borf42

• 0.0 Avg MPG

• My Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Feb 2020 • 5 Fuel-ups

  Property of yelruc2

• 13.3 Avg MPG

• My Mustang

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Nov 2016 • 17 Fuel-ups

  Property of dialtonepro

• 17.1 Avg MPG

• My Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed
  Added May 2018 • 16 Fuel-ups

  Property of demikno

• 18.0 Avg MPG

• Luna

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Coupe
  Added Aug 2016 • 16 Fuel-ups

  Property of iamthesargent

• 15.4 Avg MPG

• Stang

  1999 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed
  Added Jul 2018 • 29 Fuel-ups

  Property of b3bt4592

• 21.2 Avg MPG

• Mustang GT

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 203 Fuel-ups

  Property of MarcVilla

• 18.8 Avg MPG

• GeeTee

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Apr 2016 • 54 Fuel-ups

  Property of Daymoongg

• 15.9 Avg MPG

• Mustang GT

  1999 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed Convertible
  Added Mar 2018 • No Fuel-ups

  Property of Catinger

• 0.0 Avg MPG

• Mustang

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 201 Fuel-ups

  Property of jglover

• 23.0 Avg MPG

• Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Oct 2016 • 71 Fuel-ups

  Property of splou

• 13.1 Avg MPG

• Red 1999 mustang v6

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Coupe
  Added Sep 2017 • 10 Fuel-ups

  Property of Sam_s

• 22.0 Avg MPG

• Benjamin

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed Coupe
  Added Apr 2022 • No Fuel-ups

  Property of falvarez19

• 0.0 Avg MPG

• Eleanor

  1999 Ford Mustang 3.8L V6 GAS Standard 5 Speed
  Added Mar 2017 • No Fuel-ups

  Property of Chr3456

• 0.0 Avg MPG

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