Harness..cut uncut?
Cut-Add 350-500 plus wiring to your US car
MAF, Ignigtor, ECU, if not, then your looking at another $500+/-
Slim battery or relo kit-$50-$150
Cold Pipe-$75 to $100 maybe?
Your bov/flange/hotpipe is going to probaly cost $250 or more depending on what type of BOV, Hotpipe, Flange, and who welds it on and what the charge.

Aftermarket Fans and Radiator
Koyo Radiator-$330+
Flex-a-lite Dual Fans with thermostat(model 210)IF you plan on keeping a/c-$210+

Your looking at more around $5500+ without labor. Give or take a buck or two. If you really wanted to go as much stock as possbile check out XAT's list and pricing to get an example on what it costs.

XAT Swap Pricing Guide