Carbon Fibre diffuser adaptor designed to enable the routing of cold air via 58mm, 75mm, or 100mm micropore ducting (sold separately). Suitable for Reverie Silverstone/422 MAX air boxes and Suzuka & Daytona air canisters. Adaptor can be screwed directly into canister/airbox, or fitted into R01SE6098 cone air filter with extension. Adaptor can be trimmed easily to diameter required.