3-PLY SILICONE RADIATOR HOSE HIGH TEMP FITS 89-94 NISSAN 240SX S13 KA24DE RED Made with high quality silicone and 3-ply nylon for enhanced strength and durability. Increases engine performance and efficiency with high temperature (up to 330 Degrees Fahrenheit) and high boost application. Hoses Inlet/ Outlet Inner Diameter: 1.25"/ 1.25" Hose Thickness (Approximate, Varies due to Bending): 3-Ply/ 4.00mm Size (Diameter) Tolerance: +/- 0.225" Application: 89-94 Nissan 240SX S13 Silvia (Fits Models with KA Engines ONLY). Modification (Cut) might be Required for Some Vehicles