Tough, reliable and temperature resistant from -50° C to +180 degrees C (-76 degrees F to +392 degrees F). This hose is built for endurance and performance in custom coolant and turbo intake plumbing applications where a tough and secure flexible connection is required. Bright red silicone rubber construction with 3-ply reinforcement and smooth "wipe down" finish. All of our silicone hoses are hand crafted and quality inspected to the highest European standards. Straight reducers are approximately 5 inches long overall. Use with our Aluminum Splicing Nipples (Part No. HJ25 and HJ38) and Lined Hose Clamps (Part No. 3613-1.75 and 3613-2.25) to construct the exact bends and lengths you need. This size is rated over 40 psi working pressure and 225 psi burst pressure. Note: This hose is NOT formulated for use in oil or fuel plumbing applications. It will survive occasional spills and oil leaks, but it will not stand up to continuous exposure to petroleum.