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BMW 640i xDrive Gran Turismo MPG

4 BMW 640i xDrive Gran Turismos have provided 70 thousand miles of real world fuel economy & MPG data.
Click here to view all the BMW 640i xDrive Gran Turismos currently participating in our fuel tracking program.

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New air filters don't change MPG

Contrary to popular belief, especially what you'll hear from... ...

by Hexadecimus

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