1: buy hks adjustable actuaror and tighten bar to increase boost OR weld on external waste gate on manifold and weld up penny in turbo 2: its wrong mate you have it on intake to ct9 pipe it is nevver under boost only vacuum this bov needs to be on the pipe going from turbo to intercooler 3: connect the sensor of the gauge on a vent of the INTAKE manifold bov is connected to it !!! 4: donnt see the point having bigger intercooler in the back unless some serouise air vents to it are created 5: the fat nipple is for out brake master cylinder al the small 1s can be used for