BMW Performance E90 Sedan Suspension Kit
part # 33500429574
Good review and explanation here:
http://www.e90post.com/forums/showthread.php?t=172909
brand new in box
$450 shipped
This is the original E90 BMW Performance suspension kit released and NOT the newer version.
Kit includes front and rear struts, shocks, spring pads, bump stops, protection tubes, stabilizer bushings, and misc. mounting hardware.
Additional parts required depending on production date...
- Vehicles from 6/2006 and on with sports suspension - no additional required parts
- Vehicles from 6/2006 and on without sports suspension - require new stabilizers and springs
- Vehicles up to 6/2006 with sports suspension - require new guide supports
- Vehicles up to 6/2006 without sports suspension - require new guide supports, stabilizers, and springs