I suppose you got lucky
. I was supposed to have it installed last Monday but the car was broken all week. My shop quoted me at $500 max to install everything but said it shouldn't cost that much. It goes on dec 3rd now if not sold.
2011 335is DCT, JB4 MHD BEF, stage 2 LPFP, e50 50/50 meth, FBO, MT ET Streets when needed