Maptun XT Series High Flow Performance Air Filter Silicone hose Black This is because the hose Flexible This is because the hose between intercooler outlet and intercooler pipe are available in two different versions depending on the model year of the car and we want our hosekit to fit both of them Inner diameter 1 (mm): 51 mm Inner diameter 2 (mm): 38 mm Inner diameter 1 (inch): 2 inch Inner diameter 2 (inch): 1 1 2 inch Length: 100 mm Color: Red Wall thickness: 5 mm Temperature range: 40 to +180 degreeC Outer diameter 1: 61 mm Outer diameter 2: 48 mm Reinforcement: 4 layers Material: High quality silicone rubber polyester fabric Fits: 9 5ng (2010 11) 4 Cyl SAAB Part# 01 309005