Bolt-on upgrade turbocharger solution for Audi / Volkswagen 3.0 TDI engine power gain, designed to work with stock exhaust manifold and other engine units. Compatibility list written below.

Upgrade turbocharger for Audi / Volkswagen 3.0 TDI STAGE 2 features:

reinforced bearing system;
reinforced bigger machined from the solid compressor wheel - 50/72mm;
enlarged turbine wheel - 51/49mm;
refurbished housings;
new shafts;
balanced on VSR;
Power range: 390+HP;

Upgrade turbocharger for Audi / Volkswagen 3.0 TDI STAGE 3 features:

dual ceramic ball bearing;
reinforced bigger machined from the solid compressor wheel - 54/73mm;
enlarged turbine wheel - 58/54mm;
refurbished housings;
new shafts;
balanced on VSR;
Power range: 430+ HP