ORACLE Lighting illuminated LED wheel rings are an easy and effective way to light up the wheels on your car or truck! This head-turning lighting product consists of a set of (4) LED illuminated aluminum rings which install around the brake rotor and attaches to the brake dust shield. These can also be mounted to older vehicles with drum brakes. The effect is a large ring of light which accents custom wheels and stands out at events. Oversized 16.5" diameter is the largest on the market and fits oversized brakes. Our Dynamic ColorSHIFT(tm) LED Wheel Rings are the latest advancement in our expansive lighting modifications. The Dynamic features allow the user to run multiple moving color patterns through the Wheel Ring, creating a vivid eye-catching lighting effect. Conveniently controlled through a free smartphone App, the system features over 200 pre-programmed moving patterns as well as static color control.