Originally Posted by NISFAN
Sorry should have made that clearer. The calipers on the US 335i are the same as 2NH option, but they are not painted blue. I have a feeling disc size is not the same either.
All 335i, whether US or EU/ROW have 4-pot front calipers as standard. I don't think they are interchangeable with 2NH cos the disc size is much bigger on the 2NH (370mm vs 340mm).