1. This accessory is suitable for the universal intake adapter only 2. It is made of high quality silica gel and has the properties of heat resistance, cold resistance, dielectric resistance, ozone resistance and atmospheric aging 3. Please Clean the inner wall of the intake opening while the Air Filter, and the Throttle connections are removed,so as not to scratch the adapter. 4. Easy to replace. 5. Size: 12.5 x 4cm
