GPR YamahaYZ 450 F 2003/2005 FURORE NERO SP

GPR exhaust compatible with Honda Crf 300 L - Rally 2021-2024, Decatalizzatore, Decat pipe Catalyst Eliminator: The GPR manifold eliminates the original catalyst.In some cases, the use of racing items may require the remapping of the ECU, especially when there are additional modifications, such as the installation of a sports filter.Made in Italy with a 2-year international warranty.Environmental certification ISO 14021 zero impact