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Signature RS-4 Aluminum Stainless Full Exhaust - For 18-19 Yamaha YZ450F

Retail Price: $705.26
You save: $35.27  (5%)
Our Price: $669.99

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  • Model: 234820D320
  • Manufactured by: Yoshimura


For 18-19 Yamaha YZ450F

  • End Cap Material: Carbon Fiber
  • Header Material: Stainless Steel
  • Muffler Sleeve Material: Aluminum
Now there can be more power to rip holeshots, yet making the bike user friendly at the end of the moto when your right hand gets a little frisky.The new Yoshimura RS-4 Signature Series full system adds 2.8% more h.p. and 1.4 ft-lb. more torque to give the rider better, more linear throttle response.

Proudly made in the USA!

This part fits the following


This product was added to our catalog on Thursday 07 December, 2017.

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