Audi S4 Biturbo Silicone Turbo Boost Hose kit Silicon Autobahn88 BLUE Fits: 	Audi all S4 / A6 with 2.7L Twin Turbo - Tolerate higher pressure than the original. - Temperature change will not affect the shape and air flow rate - Great silicone craft refuses to break or harden. 4 ply Polyester, 5mm hose thickness. - Operating Temperture:-76 degree to 356 degree F - Hose Burst Pressure Limit Equal to 5Bar - Ensure the hose working properly in extreme racing environmt. Package Included 3 x Radiator Hose (As seem in the photos)