'04 3.0i with 120k miles. General maintenance plus thermostat, water pump, belts, cv boots, and spark plugs all around 100k miles. Change oil every 7500 miles using Mobil 1 0w40. Still runs like the day we bought it.

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Bassethound

2004 X5 3.0i, premium package
2006 X5 3.0i, sport and premium packages