Originally Posted by Bob MG
Mine are 100% perfect
Best street coil over suspension set up for the E9X M3
Club sport for the track
Originally Posted by E60orBust
Ditto. I installed on an e90 x-drive and have not heard any squeaks, except for the sway bars, but that was because I forgot to grease the bushings. I would say whisper quiet if not for the other mods.
They squeak on mine. Started about 6 months after the install on front passenger side. Sounds almost like a bird "chirp" when going over small bumps.
There has been tons of discussion about this chirp on the 335 side. Many members have experienced the noise. KW so far has done nothing about it.