Well you can start by buying the above item "HKS turbo timer".. you will need it.hey wats up guy i havent had a chance to hit u up but when ever u get a chance hit me up im brooklyn ny and iam going turbo soon but im not now i would like to see ur car one day let me know and let me if u have anything for sale that i can used wen im turbo thanks my email [email protected] hit me up
yes its plug and play if you buy the specific harness for the IS300.that hks turbo timer is plug and play?