Mishimoto MMHOSE-EVO-UBK Mitsubishi Evolution 4/5/6 Upper Silicone Hose, Black Direct fit for Mitsubishi Lancer Evolution 4/5/6 INNER DIAMETER: 1.33" OUTER DIAMETER: 1.73" Maximum Temperature: 330F Constructed with high grade silicone and heat-resistant embedded fibers Mishimoto Lifetime Warranty