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      07-23-2010, 05:13 PM   #4
Ant Man

Drives: E92 M3 Jerez black / Fox red
Join Date: Jun 2008
Location: East Anglia

Posts: 1,041
iTrader: (1)

Minimum you want to change the oil annually. More if very high mileage. Frequent short journeys and or lots of runs from cold gives the oil a tough time. It get's broken down by fuel etc.