This Duraflex L - Sport Front Lip Under Spoiler Air Dam is perfect for car enthusiasts who want to upgrade the look of their 2005 - 2008 Mercedes SLK. Whether you're cruising on the highway or showing off at a car meet, it adds a touch of style. It's made of FRP material, which is light yet strong. Although the exact size and weight aren't specified, it's engineered to fit perfectly on your Mercedes SLK R171. Professional installation is a must to ensure it looks and performs its best.