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BMW 640i xDrive MPG

1 BMW 640i xDrives have provided 3 thousand miles of real world fuel economy & MPG data.
Click here to view all the BMW 640i xDrives currently participating in our fuel tracking program.

BMW 640i xDrives For Sale Nearby

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hot air intake

Hot air is less dense. If the intake air is hotter, the engi... ...

by nutmeg

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