Eventuri BMW E9X M3 (S65) Black Carbon Intake System - MattePerformance Gain Dyno: 8 10hp, 10 12ft lb Performance Gain Road Dyno (Insoric): 16hp, 14Nm IAT Difference with Ambient: Stock 7. 5C : Eventuri 4. 5C V Box Acceleration : 100 200kph Reduced By 0. 3 Seconds The BMW E9X M3 Eventuri intake system is the result of extensive research and optimization which improves possibly one of the best designed stock intake systems we have seen. The E9X stock airbox system is a brilliantly designed intake with an