Competition with 656hp and 603Nm

hi,

my name ist george. May i introduce my 1994' Audi 80 competition turbo.
The car is equiped with a 2.0l Turbo engine with 656hp and 603max. torque at 2.2bar (32psi).
some facts:
engine based on a 1.9l TDI engine mount (VW 1Z)
Garrett GTX3076R Turbo
Pauter Rods
fine equilibrated Billett crankshaft
Wiseco pistons
Schrick oilsump
engine reinforcing steel plate
Sputter bearing shells
oil plane
maximum machined cylinderhead with Schrick camshafts, Schrick insert springs,
mechanical valve control for rpm's up to 8500
supertech inconel valves
90mm exhaust
8 injection nozzles a 1700ccm
aeromotive1000 fuel pump
2l fuel catch tank
Bosch silver sparks
KMS MD35 Ecu free programmable with launch control, WOT (powershift) function and map select programmed for use with ethanol
big air intercooler and individually formed air intake
water/methanol injection system
330mm K-sport Germany 8-Pistons frontbrake
boostgauge, oiltemp. and oilpressure gauge, air intake and exhaust temperature gauge,
air/fuel ratio gauge, fuel pressure gauge, water temp. gauge, shift light

17" OZ Superleggenda with K-Sport Germany 8 Piston 330mm frontbrake

This is a beast of a car...

What gearbox you're using? Afaik original AXN (01a) can handle around 500nm or bit more.