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BMW 640i Gran Coupe MPG

6 BMW 640i Gran Coupes have provided 47 thousand miles of real world fuel economy & MPG data.
Click here to view all the BMW 640i Gran Coupes currently participating in our fuel tracking program.

BMW 640i Gran Coupes For Sale Nearby

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Lighter engine oil for better mileage? or more power?

Not from my experience (as a master tech for over 40 years),... ...

by billtech66

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