The dedicated Harley-Davidson HDK 165 2014 UP speaker drivers deliver high-fidelity sound that is simply remarkable thanks to their K2 cone – a Focal exclusive technology made in France and recognized in the audio universe. This Focal Inside solution has been designed and developed for motorcycles operating in a noisy environment. It integrates a K2 inverted dome compression tweeter for high power and perfect sound definition. Custom Harley-Davidson special grilles are also added for perfect integration in the original location.