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Yoshimura RS-4 Pro Series Exhaust System - 228401D220

  • Part #: 435595
  • Manufacturer Part #: 228401D220
This item is no longer available

Overview of Yoshimura RS-4 Pro Series Exhaust System - 228401D220

  • The next evolution in Yoshimura exhaust, the RS-4 delivers huge power at a very light weight
  • Offers better handling thanks to a lower centralized mass coefficient
  • Uniquely-styled pentagonal muffler body with a carbon fiber cone end cap
  • Front cap design functions as a polyresonant chamber to lower dB output while improving mid- to top-end power
  • Two-staged, stepped baffle
  • Tapered head pipe delivers optimal flow and performance
  • Pro Series features a titanium header construction
  • Pro Series mufflers include non-spark-arrested 99 dB motocross insert, 2011 models have 94 dB insert
  • Mufflers available with glossy carbon fiber sleeve
  • 99 dB and 2 meter max muffler inserts available separately

Specs for Yoshimura RS-4 Pro Series Exhaust System - 228401D220

Color - Primary Black
Style Canister Muffler
Type Complete System w/o Spark Arrestor
Units Each
Weight 10.30 lbs

Specs for Yoshimura RS-4 Pro Series Exhaust System - 228401D220

Color - Primary Black
Style Canister Muffler
Type Complete System w/o Spark Arrestor
Units Each
Weight 10.30 lbs

Fitment for Yoshimura RS-4 Pro Series Exhaust System - 228401D220

See if this part fits your ride

Part 435595 fits the following machines

Honda
  • 2013 Honda CRF250R
  • 2012 Honda CRF250R
  • 2011 Honda CRF250R
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Instructions and Manuals for Yoshimura RS-4 Pro Series Exhaust System - 228401D220