Click here to see important news regarding the aCar App

Peterbilt 337 MPG

0 Peterbilt 337s have provided 0 miles of real world fuel economy & MPG data.
Click here to view all the Peterbilt 337s currently participating in our fuel tracking program.

Peterbilt 337s For Sale Nearby

Tips

Highest gear not necessarily "economy" gear

Hi! I was always lead to believe getting in the highest gear... ...

by benlovesgoddess

Read more tips

×