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Peterbilt 378 MPG

11 Peterbilt 378s have provided 26 thousand miles of real world fuel economy & MPG data.
Click here to view only the Peterbilt 378s with MPG currently participating in our fuel tracking program.

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Tips

Cool car interior quicker

If you use the A/C a lot, like I do, here are a few tips. Be... ...

by jgibbsjr

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