The component with the lowest price in the 019 EXHAUST SYSTEM [MOD:MS950] schematic is the Nut.
Parts such as the 019 Exhaust System [mod:ms950]: Spring, Washer, Screw, Vibration Damper Pad are included in the Mts950 2018 My18 (multistrada 950 Dmh) D210-00018 019 Exhaust System [mod:ms950] parts fiche.
The 019 Exhaust System [mod:ms950] is made up of components including this Presilencer which is the most expensive.