This is a UOA from a customers 2006 Mercedes-Benz E350 with a 3.5L V6 M272 E35 engine running Motul 8100 X-clean 5W40. The vehicle is daily driven with a 50/50 mix of city/hwy driving. Customer idles engine more than normal with additional use of AC. Oil was changed to Motul 8100 X-cess 5W40 during refill.