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Yoshimura RS-4 Competition Series Muffler - 2427703

  • Part #: 435128
  • Manufacturer Part #: 2427703
This item is no longer available

Overview of Yoshimura RS-4 Competition Series Muffler - 2427703

  • Lower centralized mass coefficient improves handling
  • Front cap design functions as a polyresonant chamber to lower dB output while improving mid- to top-end power
  • Two-staged, stepped baffle
  • Features aluminum muffler sleeve with brushed finish
  • 99 dB and 94 dB muffler inserts available separately from Yoshimura

Included Items:
(1) Slip-On tailpipe
(1) Muffler clamp
(1) Muffler w/aluminum sleeve
(2) Small muffler springs
(1) 8mmx35mm Flangehead bolts
(1) 8mm Flat washer
(1) Muffler bracket rubber grommet
(1) Aluminum insert
(1) Muffler spring tool
(1) Yoshimura vinyl sticker
(1) Muffler wash plug
(1) Instructions

Specs for Yoshimura RS-4 Competition Series Muffler - 2427703

Type - Exhaust Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 9.60 lbs

Specs for Yoshimura RS-4 Competition Series Muffler - 2427703

Type - Exhaust Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 9.60 lbs

Fitment for Yoshimura RS-4 Competition Series Muffler - 2427703

See if this part fits your ride

Part 435128 fits the following machines

Kawasaki
  • 2010 Kawasaki KX250F
  • 2009 Kawasaki KX250F
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Instructions and Manuals for Yoshimura RS-4 Competition Series Muffler - 2427703