Mishimoto MMHOSE-WR6-07BL Blue 6 Cyl Silicone Hose Kit (Jeep Wrangler 2007-2011) Direct fit for 20072011 Jeep Wrangler 6 Cylinder INNER DIAMETER: 1.48" OUTER DIAMETER: 1.88" Maximum Temperature: 330F Constructed with high grade silicone and heat-resistant embedded fibers Mishimoto Lifetime Warranty