Quote Originally Posted by KPowerEP3
Your K20 options are generally as follows:
K20A - JDM EP3/DC5 CTR/ITR
K20A2 - 02-04 RSX-S
K20a3 - EP3/DC5 Si/RSX Base
K20Z1- 05-06 RSX-S
K20Z3 - 06+ FG Si.

the Z1 and the Z3 are fly by wire, so you have to use a different TB with them, which requires an adapter.
awesome. man that thing does look bad ass in that car..... how much is the swap?