Hello everyone ! I'am new at forum and tuning world. I'am trying to tune my own car 1.4 tsi 6j ibiza cupra. I have hybrid turbo, intercooler, forge wg , watermeth kit. Now i'am running with 15.5 ignition timing advance but i can't increase my specified boost more than 1.5. I want to 1.8 peak boost. Anyone can help me about this ?

Here is the orginal file