1 AFM
1 filter
GTR manifolds, modified to fit
GTR dumps
GTR front pipes, bolt straight to cat, modified for single O2 sensor
Custom single intake piping
As with any substantial upgrade a decent computer and engine support systems.
The downside to GTR turbos is the ceramic turbine which can let go pretty easy, and the front one appears to have done so causing damage to the front 3 cylinders. Unexpected and impossible to predict. Time to RB26.