Yoshimura RS-4 Enduro Exhaust System

Yoshimura

$700.00 $725.00

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Lighter and compact, the Yoshimura RS-4 Enduro Series exhaust is a great way to power-up the new CRF450X and CRF450L motorcycles.  Gain over 4hp with this proven, durable race-level exhaust system.  The muffler will operate with or without the spark arrestor insert.

Complete system includes:

  • Yoshimura RS-4 muffler
  • Stainless steel head pipe
  • Spark arrestor insert
  • Springs and mounting hardware
  • Installation instructions
Benefits for the 2019 CRF450X & L Yoshimura RS-4 system include:
  • Significant power gains with full system
  • Full system incorporates a more "tucked in" header design, making it less susceptible to damage
  • Header boasts a thicker 18 gauge spec that provides better protection in off-road conditions
  • A USFS spark arrestor is included

For closed-course use only.

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