Couldn't find my list but off the top of my head the below is a minimum
Engine
Engine harness
ECU
ECU harness
Dashboard harness or digital dash
fuel system (Pump, rails, lines)
single turbo (twins dont fit) if external waste gate, may need WG moving/altering
FMIC
custom FMIC piping
custom downpipe to exhaust
custom radiator overflow tank
custom power steering hoses
custom subframe
custom engine mounts
custom gearbox mounts
custom shorter propshaft
gearbox adaptor plate
custom radiator hoses
slim line fans
bigger radiator
oil and water lines for turbo
shifter yoke
AC removal
then theres all the little things like hoses and fittings that all add up