Well I have to say I am very pleased overall. There was more to be made at 10psi but about 3 runs in I lost the gasket to the bottom of the wastegate and boost started to act funnier after ever pull so I thought it would be best to pack it in and call it a day. 5.7psi (wastegate pressure)

10psi

Car is a 99 Civic Si, Stock motor with somewhat of a GReddy kit on it. Neukin Ramhorn Manifold GReddy18G Turbo Neukin 2.5 inch Downpipe w/recirc dumptube Tial 38mm Wastegate 2.5 inch Resonated Test pipe 2.5 inch Exhaust etc....