Manhart enhances BMW X5 M and X6 M SUVs with sleek carbon fiber trim pieces for added ... 48v addition to the 4.4-liter twin-turbocharged V8 and all-wheel drive powertrain. These are impressively ...

The result was a weight savings of 440 pounds, without – according to BMW – sacrificing structural rigidity and crash-worthiness. Of course the carbon X5 was never put into production ...

With the carbon package option, the X5's trim is fingerprint ... for more everyday driving. For BMW fans with deep pockets, ...