Silicone Hose, 3 x 2 1/2 inch ID Straight Reducer COOLSHC 5mm wall thickness (113mm /

5mm wall thickness (113mm / 4 7/16" and 93mm / 3 5/8" OD) and a working pressure rating over 12 psi (64 psi burst pressure)

The 89mm ID at one end and 76mm ID at the other end let you connect a 3 1/2" OD tube to a 3" OD tube

These 45 degree reducer elbow hoses have a 102mm ID at one end and a 76mm ID at the other end to connect a 4" OD tube to a 3" OD tube

The 3-ply reinforcement results in a 4mm wall thickness (43mm / 1 11/16" and 33mm / 1 1/4" OD) and a working pressure rating over 27 psi (135 psi burst pressure)

The actual lengths will generally measure several inches less than nominal when relaxed

Silicone Hose, 3 x 2 1/2 inch ID Straight Reducer COOLSHC 5mm wall thickness (113mm /Our silicone hose is built for endurance and performance in custom coolant and intake plumbing applications. Each hose is hand crafted from multiple layers of silicone rubber with polyester reinforcing fabric between the layers. The silicone rubber remains flexible and tough from 50 C to +180 C ( 76 F to 356 F). The outside has a smooth, shiny, "wipe down" finish that is easy to keep clean. These straight reducer hoses are approximately 5 inches long