Ahh lay off Nightshade, its not 100% technically correct, but alot of people refer to em in the plural sense. I re-used my original ones without any problem.
This is VERY important, use a torque wrench, and use the recommended torque. You're gonna have to search for the specs. but those lugs are very soft, and can easily be snapped.
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Just call me.............Mr Hyde
03 Topaz Blue 540i M-Sport
The TL-S / The 540i