The new STEG Upgrade Kits encompass years and years of development, hours and hours of listening tests to select the best materials and enclose them in a unique product. The new Kit for VOLKSWAGEN is the ultimate expression of sound reproduction and uncompromising design, just remove the originals and replace them with this new STEG Kit to immediately appreciate a radical change in sound quality, without moving any holes or cutting a few cables from the original. We have not neglected any detail to bring in the car the exact reproduction of a Live concert. Another product that is preparing to become a reference for the world market.