●The hose material is high quality silicone, many color and size to choose ●Min temperature: -60 C/-140 F. Max temperature: 230 C/428 F. Bursting pressure: 2MPA ●Universal Application for Connecting Turbo Piping or Intake Piping ●Straght reducer silicone 4-Ply Straight Coupler Silicone Hose 76mm Length ●102mm to 89mm, thickness 5mm