CAUTION: The muffler packing on this system MUST be replaced every 6-8
hours of use, or after each moto. Failure to follow recommended muffler re-
packing interval can cause muffler damage and may void the warranty.
RESEARCH&DEVELOPMENT OF AMERICA, INC.
www.yoshimura-rd.com
5420 DANIELS STREET STE A, CHINO CA., 91710
·
(800)634-9166
·
(909)628-4722
·
FAX (909)591-2198
NOTE: IN THE STATE OF CALIFORNIA, IT IS ILLEGAL TO MODIFY THE EMISSION CONTROL SYSTEM, WHICH INCLUDES THE CARBURETORS OF ANY VEHICLE.
Qualified Manufacturer Declared “Replacement Part ”
Yamaha
2024
Signature Series systems are:
• CARB/EPA tail-pipe emissions compliant.
• Marked with appropriate EPA noise labels.
• Independent laboratory tested for EPA new
vehicle noise compliance.
231032D320 (SS/AL)
RS4 Slip-On Exhaust System
YZ250F
