U might want to give this fella a try, no ideas why he's posting a total lost Unser on mudah.com.my but you can try asking if he want to part with the intake manifold and distributor
i have increase my 4g93t to 1 bar boost and tune it with e-manage. Now, if i down boost it to 0.6 bar, but dont tune my e-manage back, what will happen? engine running super-rich? or e-manage will adjust accordingly...