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07-13-2010, 02:51 PM
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#21
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Drives: '18 M3, '09 135i
Join Date: Jun 2009
Location: San Francisco Bay Area, CA
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Maybe they aren't done with the engine yet and the current engine is just a tuned N54/N55 and is a placeholder for the next one. Maybe they are just testing out the suspension/chassis/feel of the car.
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