Turbosmart Straight Hose 4.00" x 90mm (Black) is the perfect choice for those who demand high performance and reliability. Featuring a multi-layered silicone construction, this hose is temperature resistant from -50 to 170 Degrees C (-60 to 340 Degrees F) and pressure-rated up to 220PSI with a 5mm wall thickness. Turbosmart has engineered this hose to be long-lasting and durable, so you can trust that your installation will be secure for years to come. Whether you're looking for an upgrade or replacement part, Turbosmart's Straight Hose 4.00" x 90mm (Black) is engineered to win! Get yours today! High performance multi layered Silicone hose. Constant temp resistant from -50 to 170 degrees Celsius (-60 to 340 degrees Fahrenheit) and pressure rated to 220PSI with a 5mm wall thickness. Engineered to Win by Turbosmart. Behind every Turbosmart product stands a long and rich racing history. While a majority of Turbosmart products are used on street cars, their design and testing procedure is identical to the high-end purpose-made racing products. Before reaching the consumer, Turbosmart products are subjected to a range of tests performed in the most demanding environment, the race track. Universal