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About Yoshimura RS-4S Street Series Slip-On

Yoshimura RS-4S Street Series Slip-On

  • All Street Series systems are Slip-on/Bolt-on applications that 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 tri-oval profiles to the refined carbon fiber R-77 mufflers, and even our
  • R-55 angular masterpieces. Our Street Series exhaust offer street-legal options for almost everything on two
  • wheels.
  • Pentagonal-shaped muffler
  • Maximized internal volume
  • Polyresonant duplex front chamber
  • Stepped, two-stage core baffle
  • Spark Arrestor/Sound Insert Compatible.
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