Mazda MX 5 Miata ND 2015 Vacuum hoses Blue NEW 9 7X PARTS Inner diameter 1 (mm): 63 Reference 078121058AM Important information Inner diameter 1 (mm): 63 mm Inner diameter 2 (mm): 80 mm Inner diameter 1 (inch): 2 1 2 inch Inner diameter 2 (inch): 3 1 8 inch Length: 100 mm Color: Blue Wall thickness: 5 mm Temperature range: 40 to +180 degreeC Outer diameter 1: 73 mm Outer diameter 2: 90 mm Reinforcement: 4 layers Material: High quality silicone rubber polyester fabric This intercooler is immensely optimized to the given space for an easy drop in fitment Reference: NA1R 43 836 A kit with matching hose clamps is found under 'Accessories': hose clamp kit do88 kitxxx