The Mishimoto Mitsubishi Evolution 4/5/6 Upper Silicone Hose is made from a combination of high-grade silicone and heat-resistant embedded fibers for a high-quality replacement to your OEM rubber hose. Mishimoto silicone hoses retain OEM fitment while providing increased pressure tolerance for the ultimate upgrade in performance and style. The Evolution 4/5/6 upper hose can be used on the Evolution 7/8/9. By using in conjunction with P/N MMRAD-EVO-456, the Evolution 4/5/6 upper hose routes safely around the manifold, avoiding fitment issues caused by the manifold interfering with the standard upper hose.Direct fit for Mitsubishi Lancer Evolution 4/5/6INNER DIAMETER: 1.33" OUTER DIAMETER: 1.73"Maximum Temperature: 330°FConstructed with high grade silicone and heat-resistant embedded fibersMishimoto Lifetime Warranty