Haven't tallied the numbers but just the cost of parts because I did all the labor myself.
No oil pump upgrade needed, injectors that come with supercharger is enough to support 7-10 psi. Maybe more but I was told may need to switch to methonal to achieve more
Rear o2 are disabled I put the wb in the driver side rear o2 as cyc 5 and 7 seem to be the most problematic and fail. Moutning to wb here I can monitor if that side starts running lean.
I plan on using the pass rear o2 and adding another wb for that side