Silicone turbo hose kit, Audi B5 S4 BiTurbo (Typ 8D) 1997-01. Replace your rubber hoses with our quality twelve-piece silicone hose kit. Silicone hoses can withstand far higher and lower temperatures than the standard EPDM rubber hoses commonly found in OEM engines. Increased durability, increased performance, along with an amazing high gloss finish in a variety of colours are the reasons why silicone hoses are the preferred choice for all motorsport teams and enthusiasts alike. This kit fits the following engine code: AGB. Choice of Blue, Yellow, Red, or Black.