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Exhaust System: Yoshimura RS-4S

EPA   Made in USA WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
CRF300L '21 - '25

Pre-Order

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
Choose System
Please contact us for availability information
$548.95