This BOOST Products Silicone Hose is reinforced with textile layers to be extreme pressure resistant and also to vacuum in your Air Charge System. Additionally this hose comes with an embedded spiral wire and silicone top layer which is incised between the wire. Therefore the silicone hose is flexible but doesn't kink due to the wire reinforcement. This flex hose is especially suitable for water lines and similar where small bends are located and also vibrations have to be absorbed. Typical application area is for example the transition from engine to radiator. All BOOST Products silicone hoses are pressure-resistant up to o 5bar and temperature resistant up to 220°C. They are not to be used as Fuel or Oil line! After many tests we deliver best quality at the best price! The BOOST Products silicone hoses have achieved and many times even exceeded the quality of silicone hoses compared to ones made by well known manufacturers in quality tests. This silicone is durable and flexible, stable and color-proof after many years. Lots of well known company's in the tuning and motorsport areas rely on silicone hoses made by BOOST Products. Rely on our quality! BOOST Products silicone hoses have until 38mm 3 layers of fabric and 4,3mm wall thickness. From 41mm there are 4 layers and 5,3mm wall thickness. They come with a small subtle BOOST Products logo which proofs the silicone hoses' quality.