That is a very good indicator of what's involved but doesn't show exactly what's involved! Read on.
On the Turbobricks site the hotside turbo housing has been fitted before the CHRA and coldside is attached. This has it's advantages and disadvantages!
If you decide to purchase a 15g,16T.18T or 19T or get one from a scrapped car it will possibly arrive on your doorstep looking like this:-
