Mishimoto MMHOSE-CSS-10RD Chevrolet Camaro SS V8 Silicone Hose Kit Direct fit for 20102011 Chevrolet Camaro SS INNER DIAMETER: Hose 1: 1.30", 1.30" & 0.60" Hose 2: 0.20" Hose 3: 1.50" & 1.30" OUTER DIAMETER: Hose 1: 1.70", 1.70" & 1.00" Hose 2: 0.60" Hose 3: 1.90" & 1.70" High grade silicone and heat-resistant embedded fibers feature max temp of 330F Mishimoto Lifetime Warranty