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  1. E90/E91/E92/E93 (2006 - 2013)
    At a local gas station, I have the option of 93 octane with ethanol, or 90 octane without ethanol. I've tried both and can't tell any difference. Any opinions on which this V8 would prefer?
  2. X5 E70 (2007 - 2013)
    Hello, I’d like to buy a 2008 X5 4.8i V8 (E70). Here in France most cars are running on gasoil (diesel fuel) because it's cheaper (€1.30 vs. €1.50/L for regular unleaded). As diesel engines are being criticized a lot because of exhaust fine particles even with DPF and also because I don't like...
  3. E46 (1999 - 2006)
    Hello all, I've been visiting this forum quite often since my recent purchase of a used 2004 BMW 325xi (Auto...much to my chagrin) about two weeks ago. Perhaps I'll post the background to the story later; to make a long story short, however, the car was a surprise gift from my parents. Needless...