Are you running stock wheels? Won't spacers just move the wheels further outboard and create camber issues? Not being critical, just wondering why you'd add spacers if the wheels are the proper fitment and there are no rubbing issues on the suspension.

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2001 X5 Sport 3.0/5-speed
1998 318ti/5-speed
1988 735i/5-speed
1984 528e/5-speed (soon to be M20B25-powered 525i!)