AUDI A4, A6 / VW PASSAT 1.8t upgrade turbocharger
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When installing a new turbocharger we recommend to read our Installation guide.
 
Bolt-on upgrade turbocharger solution for Audi A4, A6 and Volkswagen Passat 1.8t petrol engines power gain, designed to work with stock exhaust manifold and other engine units. Compatibility list written below.
 
Turbosystems upgrade turbocharger for Audi A4, A6 and Volkswagen Passat 1.8t petrol engines features: 
reinforced bigger machined from the solid compressor wheels - 48/60mm;
enlarged turbine wheels - 48/45mm;
TurboSystems designed compressor housing and upgraded actuator;
air intake upgraded to 55mm;
new shafts;
reinforced bearings to hold heavy loads;
balanced on VSR;
 
Power range: 300+ HP
Audi A4 B5 1.8 Turbo
Audi A4 B6 1.8 Turbo
Audi A4 B7 1.8 Turbo
Audi A6 C5 1.8 Turbo
Volkswagen Passat B5 1.8 Turbo