Legendary Service... Ask Your Friends - Since 1969
Need Assistance?
Over 150K Powersport Items - In-Stock and ready to ship today! View tires, apparel, helmets, exhaust and more!

Yoshimura RS-4 Competition Series Muffler - 2446713

  • Part #: 435247
  • Manufacturer Part #: 2446713
This item is no longer available

Overview of Yoshimura RS-4 Competition Series Muffler - 2446713

  • Delivers huge power at a very light weight
  • Lower centralized mass coefficient improves handling
  • Pro-Series features a titanium header construction;Competition Series features stainless steel header construction
  • Tapered head pipe delivers optimal flow and performance
  • Front cap design functions as a polyresonant chamber to lower dB output while improving mid- to top-end power
  • Two-staged, stepped baffle
  • Pro-Series features carbon fiber or titanium, muffler sleeve; Competition series features aluminum muffler sleeve with brushed finish
  • 99 dB and 94 dB muffler inserts available separately from Yoshimura

Included Items:
(1) Tailpipe
(1) Muffler
(1) Exhaust clamp
(1) Exhaust spring
(1) Insert for rubber grommet
(1) Muffler mount rubber grommet
1) 8mm Washer
(1) 8mmx30mm Flange bolt
(1) Spring puller tool
(1) Offroad endcap plug
(1) Yoshimura vinyl sticker
(1) Instructions

Specs for Yoshimura RS-4 Competition Series Muffler - 2446713

Type Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 10.10 lbs

Specs for Yoshimura RS-4 Competition Series Muffler - 2446713

Type Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 10.10 lbs

Fitment for Yoshimura RS-4 Competition Series Muffler - 2446713

See if this part fits your ride

Part 435247 fits the following machines

Kawasaki
  • 2011 Kawasaki KX450F
  • 2010 Kawasaki KX450F
  • 2009 Kawasaki KX450F
There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!

Instructions and Manuals for Yoshimura RS-4 Competition Series Muffler - 2446713

Owner's Manual Owner's Manual PDF 150.8 KiB