Simota Universal Inline Carbon Fibre Intake Kit 3.5"Simota Universal Inline Carbon Fibre Intake Kit 3. 5" Universal Design and can be used for customised applications, including Carbon Fiber Roller Airbox with Urethane air filter inside Inlet neck diameter: 90mm Flexable 700mm Long 3" Black Reinforced Silicon air duct for bending to angles Universal bracket for mounting Since 1991, SIMOTA racing has specialised in the production of air filters. In 2005, the company received ISO9001 certification from