BMW i8 PHEV Air Intake System Orifice FlapEHFCVDecember 14, 2014Powertrain 13 Unfiltered-air flap (with unfiltered-air flap controller) Air intake system of BMW i8 with electrically driven orifice flap The orifice flap solves the conflict between acoustic damping and pressure drop # ICE Previous Post PHEV CFRP Stabilizer (Anti-Roll Bar) Next Post Lightweight Electrical System Leave a ReplyCancel ReplyYou must be logged in to post a comment.