Premium Turbocharger Turbo K03 KO3 for 1996 - 2005 1.8L VW Volkswagen Passat Audi A4 Direct replacement for VW Passat and Audi A4. NOT work for VW GTI. Features M24/T4 compressor: Trim 46mm;Exducer: 48.9mm;Inducer: 33mm;Inlet: 1.5 inch Turbine Specs: Trim: 86 Outlet: 2.5 inch. Exhaust Inlet: 3 Bolt. Exhaust Outlet: 3 Bolt.