What do i do next?

[StossiTsantilas]

Hello, I'm currently running a JB4 tune on my 2007 335i Sedan. I've got a full custom exhaust system. The question is, what should I do next?

[Reyhan335]

Downpipes?
Front mount intercooler?
Charge pipe with bov
Intakes
Then flywheel and clutch
Short shifter
Oil catch can

[Reyhan335]

http://images.tapatalk-cdn.com/15/11/17/02573f4c7255ee3be35361982af1653e.jpg those are all that I can think of that I have done. If you need anything else let me know