Originally Posted by PerthBMW
A friend of mine used the slim kit and then went to get his tyre repaired and was told by the car place that the slim had damaged his rim and they couldn't reuse it. The slim had turned into a glue and they couldn't get a seal on the tyre again. he had to pay to get the rim de-slimmed.
Hope that doesn't happen...
I've heard/read this happen on a number of occasions.
In addition, apparently it can damage the TPMS. I just went with the BMW Mobility Kit as it's designed to be used safely in conjunction with the TPMS.