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Exhaust System, Yoshimura RS-4S

CRF300L '21 - '26
Made in USA WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Race, RS-4, Slip-On, Stainless Steel with Carbon Fiber End Cap

  • Pentagonal-shaped muffler
  • Maximized internal volume
  • Polyresonant duplex front chamber
  • Stepped, two-stage core baffle
  • Spark Arrestor/Sound Insert Compatible
EPA race use only
Choose System
Ships in 3-5 business days
$548.95