AutoTecknic Dry Carbon Roof Antenna Cover (F22 2-Series | F30 3-Series | F32 4-Series | F87 M2 | F80 M3 | F82 M4)Get that predator look on your BMW with the AutoTecknic vacuumed dry carbon fiber 'shark fin' antenna cover. Made with AutoTecknic's signature vacuum forming technology, our products offer perfect fit and finish every single time. All of our carbon fiber products are constructed with a consistent carbon weave pattern. Our production processes allow for an exceptional pre preg carbon resin ratio, creating high product stiffness that also leads to added