Eventuri FK2 Carbon Turbo Tube Package with V2 MAF TubePerformance Gain (FK2 at stage 2 tune): 15 18hp, 17 20ft lb \nPerformance Gain (FK8 stock software): 5hp 5ft lb peak, 15hp 18ft lb under 4k rpm Presenting a World First an all carbon FK2 turbo inlet tube. We have invested months of intense R&D in developing an inlet which leaves no room for compromise. VOLUME FLOW QUALITY TEMPERATURE are the 3 main design criteria which we sought to meet. 1) VOLUME : Inlet Diameters Eventuri 78mm : Stock 63mm. By