The ram-air effect won't do squat for you. Your intake is already pulling air in at a greater velocity than the vehicle is travelling. It'* wasted time and effort.
If you want a PCM for a 94/95, go to www.gmtuners.com
They have the EXPERIENCE of hundreds of GM V6 PCM'* and know your motor well.
Power brick rear header? You mean PowerLOG FRONT manifold? That'* for the NEXT generation motor, not yours. And frankly, you don't need it. You have the best flowing GM FWD V6 exhaust manifolds ever created.