Jcsportline Carbon Fiber Front Chin Spoiler fits Audi A5 2Door Coupe&4Door Sedan 2010-2011(NOT fits Sline-sportback) Material: carbon fiber,Made by approved & certified manufacturers with materials that meet market requirements and road use regulations. Fitment:This Front Chin Spoiler fits for Audi A5 2Door Coupe&4Door Sedan 2010-2011 Installation:This Front Chin Spoiler is installed with 3M adhesive tape and tapping screw easily, which is included in package. Package including: 1pc front lip spoiler. This Front Chin Spoiler can Reduce air flow into the vehicle, and enhance stability. Please check the item and accessories in the package. Preparatory work(electric hand drill,3MM drill,screwdriver,screws.) Rise the car with lift,two people hold the front lip and let it align with the front bumper,another person put the front lip to the best location and press it tightly. People on both sides hold the front lip and another person aims at the preformed holes on the bottom of the front lip with 3mm electric hand drill and start drilling. Fix the front lip with self tapping screws through the holes,and ensure the screws are tightened. Use the same way to drill both sides and tighten the screws,and the installation is complete.