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2015 Peterbilt 388 MPG

Based on data from 3 vehicles, 150 fuel-ups and 78,762 miles of driving, the 2015 Peterbilt 388 gets a combined Avg MPG of 4.76 with a 0.11 MPG margin of error.

Below you can see a distribution of the fuel-ups with 49 outliers (24.62%) removed.

Following shows the average MPG of each of the 3 vehicles in the system.

2015 Peterbilt 388s For Sale Nearby

  • Def

    2015 Peterbilt 388 15.0L L6 DIESEL
    Added Feb 2017 • 52 Fuel-ups

    Property of tishma09

  • 156.9 Avg MPG
  • Pete 2018

    2015 Peterbilt 388 Tractor Truck - Long Conventional
    Added Jun 2018 • 139 Fuel-ups

    Property of bobstruck

  • 4.9 Avg MPG
  • Peterbilt 18

    2015 Peterbilt 388 15.0L L6 DIESEL
    Added Dec 2017 • 97 Fuel-ups

    Property of tishma09

  • 5.7 Avg MPG

Recent Activity

from other Peterbilt 388 vehicles (View All)

Tips

Keep that diesel fuel tank full

Diesel fuel is highly hygroscopic. That means it sucks moist... ...

by Magalicious

Read more tips