Easy to install,No modifications or trimming required. You just need your air deflector and keep your nuts ,then install new fairing side covers. When air flows around a moving object, it must accelerate because the path around the object is than length. For winglets, this accelerated around the curved nose of the fairing is an choice because the potential for generating increases in the square of the airspeed. It seems the new concept is being applied to the downforce problem, is, the vortex problem. In such as the F-16, the rotating vortex flows from the extension of the wing (called glove blades) back and forth on the wing. Such a vortex has a very low pressure at core (a tornado is just a dangerous natural vortex). By reducing the pressure above the wing, it can be roughly doubled at a high of attack (for example, 30 degrees). This is not free, it requires power to the angled and vortex system into the air. It will help your bike from the look better, a Press of to your bike. for S1000RR V4 -10R R1 Colour: Black-Fiber Pattern Material: plastic Package Contents: 2 x Infusion cover Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.