Yoshimura RS-3 Street Series Slip On Exhaust Honda Monkey 125

Yoshimura RS-3 Street Series Slip On Exhaust Honda Monkey 125

SKU #: YOS-1064

For Yoshimura, getting the details right on the Monkey was critical. Sure they added performance. Yoshimura slip-on system max HP is up 7.2% as well as max torque being up 2.9%, but the sound had to be fitting for the new two-wheeled primate - enter the custom-developed pint-sized RS-3. With a custom hard-anodized cap featuring a titanium tip, a special inner core baffle, and an integrated heat shield, this little guy delivers style, performance, tone, and fun! Its all about the details on this new system for the new Monkey!




  • This product is a slip-on/bolt-on applications that do not require tampering with the vehicle’s emissions control system.


$599.00 Out of stock


Availability: Out of stock

Yoshimura RS-3 Street Series slip-on system for the Honda Monkey 125! Quick and easy installation that would improve engine performance, reduce weight, and best of all, provides a nice sound from your Monkey.         Stock Full system weight: 11.2  Lbs.   Yoshimura RS-3 SS/SS/TI Slip-on weight: 5.8 Lbs.    

New Yoshimura Works Finish takes on a unique coloring after it goes through a heat cycle on the motorcycle that looks much like those titanium works components our factory racers use.

  • Contemporary Satin/matte finish
  • Uniform heat coloration
  • Increased fatigue strength
  • Increased scratch and stain resistance
    Street Series by Yoshimura -

All Street Series systems are Slip-on/Bolt-on applications do not require tampering with the vehicle's emissions control system, yet still deliver that special spirit the world has come to expect from the legendary company known as Yoshimura. Street Series applications cover all of the iconic profiles that Yoshimura has become famous for. From the legendary R-77 mufflers, and now the new Alpha T profile, our Street Series exhaust offer street-legal options for almost everything on two wheels



This product is NOT CARB legal. Legal only for racing vehicles in closed course competitions which will never be driven on a public right of way.

This product is legal for closed-course competition use only; for racing vehicles (a competition vehicle not used on public highways). Intended for off-road use or race purposes; does not meet regulations of pollution-controlled roads or highways.  


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