The BMC 07-10 Audi R8 4.2L V8 Quattro Flat Carbon Racing Filter Complete Airbox Kit is a performance air intake system designed to improve the power and sound of your Audi R8. The kit includes a flat carbon racing filter, airbox, and all necessary hardware for installation. The flat carbon racing filter is designed to provide increased air flow while reducing air restriction, resulting in more power and improved engine sound. The airbox is constructed from high-grade aluminum for maximum durability and is designed to fit perfectly in the engine bay of your Audi R8. This kit is a great choice for those looking to get the most out of their R8.