Fair enough 135i was made with more performance in mind & short term lease owners. 128i is the more sensible and tame with out exotic/premium turbo technology for perhaps a longer term owner, thus less premium high wear parts.
Case closed.
At least suspension and brakes are interchangeable**
Back on topic:
Stoptech makes slotted Front & Rear rotors for Stock 128i non BMP/135i brakes
http://www.horsepowerfreaks.com/part...9197//BMW/128i
http://www.horsepowerfreaks.com/part...9200//BMW/128i
http://www.**********s.com/StopTech-...rs-BMW-E82.htm
Has anyone used them?? Researched them?