Slip-on exhausts: 19 · Full exhaust systems: 2
Homologation belongs to each exhaust, for the years shown on its card.
A slip-on replaces only the silencer and keeps the original headers. A full system replaces the whole exhaust, from the headers to the silencer.
No. Homologation is per motorcycle model — the approval certificate lists the exact bikes it covers. Fitting it to a different model means riding without valid approval.
No. On the road, the exhaust must be in its approved configuration, dB-Killer fitted. Removing it means the system is no longer homologated, which is a fineable offence.