Quite right, you will need to remap your ECU, quick easy and cheap at dealers, and it will curtail popping of the exhaust and nicely improve performance and sound. Recommend not to remove the secondary air injection system for EFI. Removal gains nothing, is not factory supported, and AI is necessary for the O2 sensor feedback circuits. Carbed engines are a different animal.

University of Da Nang Class of '68 In the End, the Captain stands alone... " Fat, drunk, and stupid is no way to go through life, son." Dean Wormer