This HPS High Temp 4-Ply Reinforced Silicone Intercooler Hose Kit replaces the R33 Nissan Skyline GTR's old stock OEM intercooler hoses with premium quality silicone. With an oil-resistant fluoroliner material and 4-ply polyester reinforcement. this kit can withstand high boost pressure and high temperature conditions under the hood through a wide range of driving conditions. Protect your investment and mitigate the risk of boost leak with intercooler hoses with a race proven design. This HPS silicone hose kit is designed using OEM parts to ensure a perfect fit. Maximum temperature rating: 350 degrees Fahrenheit. Heavy duty stainless steel T-bolt clamps are included for easy installation.