Audi S4 B9 / S5 F3 CTS Turbo Boss800 Turbocharger

Direct replacement for the factory turbo fitted to the 3.0 TFSI EA839 engines found in the Audi S4 B9 and Audi S5 F5, this CTS Turbo Boss800 hybrid turbo is capable of producing up to 700hp (E85 + hard Stage 3). Offering a wide and well balanced operating range, this turbo is built around a 66mm 7+7 compressor wheel and a 63mm 9-blade turbine, mounted on high-performance bearings and integrated into a high-quality stainless steel housing.