Hello, i swap a GSR in my Acura 1.6el and now i want to have more power from it. heres a list of things that i think i should use.

Pro Series Billet Throttle Body - 66mm or XXmm?? - Part # 309-05-0030
Skunk2 Pro Series Intake Manifold B18C1 Part # 307-05-0270
Skunk2 MegaPower Header for Honda B-Series Engines Part # 412-05-0900
Skunk2 Racing Mega Power cat-back
B16A-B18C 1.6/1.8L DOHC VTEC - PRO 2+ Camshaft Part # 305-05-5145
B16A-B18C1-5 1.6/1.8L DOHC VTEC PRO-SERIES VALVE SPRING SET Part # 311-05-5350
VALVE SET(B-SERIES DOHC VTEC) - HIGH COMP
B/H DOHC VTEC TI RETAINERS Part # 308-05-0300 did i really need those???
PRO-SERIES CAM GEARS Part # 304-05-5202

what piston compression should i use? there is a lot of choice and i am totally lost :S
Acura SC7110 B18C1 3.189 STD 1.181 11.0

Acura SC7115 B18C1 3.189 STD 1.181 12.5

can you help me and tell me if i need more pieces or if i have to much??
A newbies
Thanks