boost spike after uicp install

[talonawd94tsi]

i m having boost spike after i install my new uicp.
its a hahn race craft pipe
and greddy type-s bov

at like 4k the boost is at 20psi then by 6k it is at 14psi

and this is happening in every gear

 

[Gen2Eclipse]

What boost controller are you using?? Did you have your type-s on prior to installing the uicp or were you using tha stock bov?

 

[talonawd94tsi]

i have no boost controller
and i was running the stock bov before the install

 

[leet]

Port the W/G hole, and your O2 housing.