Rubber is out, silicone is in! Upgrade your old radiator hoses with the Mishimoto Silicone Radiator Hoses to provide your ride with an advancement in both style and reliability. Unlike the degradation-prone rubber hoses your car or truck currently has, every Mishimoto silicone hose is constructed from five layers of silicone with heat-resistant embedded fibers to provide unmatched durability, heat tolerance, and pressure tolerance. This silicone hose includes the Mishimoto Lifetime Warranty.