This is a performance enhancing induction kit for the VW Golf mk7 GTI & R, Audi S3, Seat Leon & Skoda Octavia VRS, equipped with the 1.8 & 2.0 TSI engines. For a full list of compatible vehicles please see fitment compatibility chart below. This induction kit delivers increased air flow and induction noise over the standard restrictive air box. Whether this kit is being installed to a standard vehicle or to a already tuned vehicle, you can be sure of the positive performance gains this will deliver. If your country has particular requirements for importing goods, such as a Personal Identification Number, please send us this information when you place your order using the eBay message function. We will always help you to have a 100% positive happy buying experience. Contact us if you are un.