this is my setup...

b18b obd1

Act stage 4 clutch, pressure plate, and release bearing
AEM Cold air intake
AEM fuel rail
AEM tru time pulleys
B&M fuel pressure regulater, with gauge
Crower stage 1 cams
Golden eagle adjustable cam gears
GSR DC Sports 4 2 1 one piece header
GSR Cat, and DC Sports Cat back exhaust
GSR obd2 injectors
GSR transmission Phantom Grip LSD with LS 5th gear
Hondata intake gasket
Mr. Gasket distributor cap and rotor button
Nopi brand - lightweight flywheel
Optima Battery
Performance chip tuned by crome
Prothane engine mount bushings
Skunk 2 intake manifold
Unorthadox Crank pulley

i want to add a bigger throttle body....but don't know what size to get...and what brand...could someone help me that actually knows what they're talking about...

 

that optima battery is one hell of a mod....

 

i know...