This product is suitable for the Derbi Senda 50 SM DRD Black Edition 2005 (EBE050) [VTHSR3A1A]. Derbi Senda 50 SM DRD Pro 05-11 (D50B) [VTHSA2A1A]. Performance tuning exhaust system from Turbo Kit suitable for the majority of geared mopeds fitted with the Derbi EBE/EBS and D50B0 50cc engines.