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  1. E39 M5 and E52 Z8 Discussion
    Hello folks, 2000 E39 M5 stock, 100k miles. Turned on my car on Sunday morning and thought the idle sounded a little more throbbing than usual. Pulled in 100 yards up the road and listened and it definitely sounded rougher than usual. Also at idle the car vibrated with the engine. No harsh...