For BMW E36 3-Series/M3/Z3 Turbo Induction Inlet Silicon Hose Pipe (Blue) - M50 M52 Engine Full 5mm Thickness 4-Ply Nylon for Strong Reinforcement Burst Pressure: 290 PSI Size Tolerance: +/- 0.5mm Working Pressure: 45 PSI to 130 PSI Withstands Operating Temperatures from -65 F to 350 F Degree Fahrenheit