9 Blade High Flow Turbo Turbine Whee BorgWarner K03 (37.8/45 For AUDI S4 A6 2.7L
MAMBA 9 Blade High Flow BorgWarner Peugeot VW AUDI K03 Turbo Turbine Wheel (37.8/45.0 mm). - Fit factory K03 turbine housing. - 9 Blade high flow turbine wheel reduces back pressure and supports higher top end than factory 11 blade wheel.