997.2 TURBO Exhaust manifoldsThe 997 turbo being our primary marque, we wanted to apply the same design innovations, and perfect sound to the Gen II . After reviewing the factory exhaust, major flaws were pinpointed in all areas of the design. Kline designed the worlds first gen II equal length manifolds significantly improving turbo spool, torque curves and peak power. Added to this our usual uncompromising standards in exhaust design and manufacture and sound enhancement.