Assuming you only have HUD and no Lane Departure Warning or Speed Limit display, you should have p/n 51317258066
See here for info on F30 glazing options.
http://www.realoem.com/bmw/showparts...84&hg=51&fg=05
Regarding your existing Pilkington Windshield, you'd need to contact the OEM to have them cross reference. or check your BMW service receipt to see which p/n they used.