as right now i have ls/vtec in my 89 crx.setup 92 ls block with 98 gsr head, pr3 ecu with mugen chip, pr3 piston,....i think i want to upgrade my intake manifold but don't know wat to choose....option are skunk2(which is really my first chose but expensive) OBX, XENON, elderbrock, RevHard,Typhon(not sure if they make one for gsr)....wat is the best manifold for my setup