just compared some part numbers that are relevant for a tune and cant find any difference to a 118i (
http://www.realoem.com/bmw/)
intake valve
116i: 11347585901 - 118i 11347585901
camshaft
116: 11377591483 - 118i: 11377591483
clutch
116i: 21207625147 118i: 21207625147
gearbox
116i: 23007633986 118i: 23007633986
intercooler
116i: 17517600530 118i: 17517600530
turbo
116i: 11627633925 118i: 11627633925
but there are different parts used for the (pre-)silencer
anyone tuned so far?