Originally Posted by Nuke
For what you'll spend on going FI, you may as well trade up to a 4.6L or 5.0L. And then you'll have power PLUS additional headroom to go farther. With the 4.0, you'll top out plus you'll still need suspension upgrades to hook up and brake upgrades to stop.
Just curious; are you opposed to SC'ing or is turbo your only consideration?
I am not opposed to SC'ing at all