Ok guys I have this brace from a M3:
What are the nuts etc I need from alpina's list to install it on my 335i?
• 51617900821 Ring, dome cross-brace, left
• 51617900822 Ring, dome cross-brace, right
• 51618044553 Strut brace (you need two of those)
• 51618045860 Mount for strut brace
• 51617891281 Covering cap (you need two of those)
• 51618046445 Stud (two of those) *
• 51717898374 Stud (4 of those) *
• 07119904401 Hex bolt (2)
• 07146954965 ASA-Bolt with circlip (not needed, can be re-used from existing brace)
• 07146963730 Torx bolt (2)
• 51717895241 Hex nut (6)
• 31316769731 Self-locking collar nut (6)
