How much to pay for ko4 setup?

My friend has just bought cat B s3 and is breaking engine for parts car only done 20k miles, he wanted to sell most parts for the ko4 set up onto ko3 2.0 tfsi and was wondering what he may get for them parts include
Complete turbo ko4
4 injectors
Diverter valve and metal flange for front mounting
Diverter valve hose from cai and plastic flange
metal intercooler pipe from turbo
Intercooler pipe plastic to inlet manifold

Or if anyone would be Interested thanks