This UOA is for a 2013 BMW F10 M5 with an S63B44 twin-turbocharged 4.4L V8 running Motul 8100 X-cess 5W40. Vehicle is driven 'spiritedly' daily with a 50/50 mix of city/hwy driving. Located in the Southeast US. Oil consumption was zero. * The first UOA (10/2/17) was the vehicle new to the current customer and still running the oil as purchased (Castrol TWS 10W60) with an unknown mileage on the oil. 700 was customers best guess. Was then replaced with Motul 8100 X-cess 5W40. * Will soon be replacing with Motul 8100 X-clean 5W40.