AKRAPOVIC SCOOTER & MOPED SLIP-ON LINE MUFFLER Slip-on mufflers represent the first step in the exhaust system tuning process Easy to install and offers a great balance between price and performance More power, more torque, less weight and the unique Akrapovic sound Muffler sleeves constructed from titanium or stainless steel End caps constructed from carbon fibre Optional stainless steel header (sold separately) offers an upgrade to a full system when used with the Akropovic slip-on muffler; available separately for ome models Optional carbon fibre muffler brackets and noise dampers available separately for some models Optional catalytic converters available separately for some models Performance-oriented catalytic converters that give you all the sound and performance upgrades you’re used to with Akrapovic exhaust systems Honeycomb metal structure incorporates precious metals such as palladium, rhodium, and platinum into its surface These metals convert the poisonous carbon monoxide and unburned hydrocarbons found in exhaust gases into non-toxic carbon dioxide and water vapor