Royal Enfield CLASSIC 350 Owner's Manual page 109

NOISE CONTROL SYSTEM WARRANTY
RECOMMENDATIONS FOR REQUIRED MAINTENANCE
It is recommended that the routine maintenance of the motorcycle be carried out at specified intervals and any
maintenance to the noise control systems should be performed only by an authorised Royal Enfield service dealer
and using only genuine Royal Enfield spare parts.
Repairs to the noise control system may be performed by any other qualified service outlet or individual and use of
parts other than genuine Royal Enfield supplied parts is permissible, only if such agency or individuals and the non
genuine parts used, are certified to comply with the U.S. Environmental protection agency standards.
Royal Enfield All New Classic 350/Signals 350
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