DeutschTuning proudly offers aFe Magnum FORCE Stage-2 Cold Air Intake System Pro 5R Media BMW M5/M6. These 360-degree radial flow air filters feature a 4" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance. They provide your engine with the largest amount of high-flowing air and deliver the highest power gains in most cases. This media is perfect for street and/or track use. Open-Element Design Allows For Viewing of Massive Air Filters, Yet Seals When Hood is Closed to Keep Out Hot AirWashable and Reusable Pro 5R Air Filters for Maximum Performance. Optional Carbon Fiber Scoops Can be Used to Bring in Additional Cool AirInnovative Filter-to-Housing Interface and Minimal Hardware for Fast and Easy Installation