Either. From a cost standpoint, it looks like just replacing the CCC is better, seeing how I would only have to replace the CCC itself. With CIC, I'd be upgrading the CCC, display screen, some cables, the iDrive controller, and replacing the center console gearshift and iDrive controller surround.

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2007 BMW X5 4.8i - Sport Package, Wife's Car

2001 BMW 325i - My Car.

2005 Ford Excursion Limited 4x4, 6.0 Powerstroke Diesel. My first "grown up" car.