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Peterbilt 389 MPG

33 Peterbilt 389s have provided 2.2 million miles of real world fuel economy & MPG data.
Click here to view all the Peterbilt 389s currently participating in our fuel tracking program.

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Tips

Don't brake to slow down in most traffic!

I've seen a lot of people on highways or moderate traffic ge... ...

by playbass06

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