Originally Posted by Wolf_7

our tb is 74mm and e550 s550 models have 82 tb, they are plug and play, but instal it on our system is not esasy

DIY: 82mm throttle body - MBWorld.org Forums

FS--82mm Throttle Bodies OEM--upgrade time



this is best diy s...its shown on 113 engine but our 112 almost same , need machined more to have 82 inlet ,after instal car needs to adapt or tune tb opening angles , result is lot more cfm,wery agressive throtle response, https://www.youtube.com/channel/UCDa...fqGvKSpiWBzFdw this is my chanel and you can see in last 5 videos how car responses, the "stock"e55 in video and cl55 have 430 whp with k&n and catless downpipes, and there is ecu tuned e55 with 450 whp...watch