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*Product may vary by application

KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS TI-CF-CF

SKU: 264601D220

Regular price $973.68

MADE IN USA

Signature Series Exhaust System


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over $75.00

1-Year
Warranty

Repair Services
Available


Emissions Compliance Declaration: QUALIFIED MANUFACTURER DECLARED "REPLACEMENT PART"


WARNING: Cancer and Reproductive harm - www.p65warnings.ca.gov


RS-4 is a unique design that provides an unrivaled combination of power and a quiet exhaust note.

The RS-4 features a duplex chamber, a two-staged stepped baffle and an innovative carbon cone end cap. Titanium and Carbon Fiber systems are equipped with a 94dB sound insert installed and 2-Meter max inserts as an option sold separately.

*Full System is only compatible with Fuel Injected models.

  • Pentagonal-shaped sleeve
  • Front muffler cap functions as a polyresonant chamber which helps reduce noise
  • Two-stage stepped baffle
  • Carbon fiber end-cap
  • Titanium header and tail-pipe
  • Repack Kits, optional Inserts and Spark Arresters are available for all models
Instructions and Parts Diagram
Instructions / Parts Diagram

Signature Series Exhaust System

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Introducing Signature Series by Yoshimura - an offering of exhaust systems that a dealer can install with confidence. Our Signature Series lineup is the answer for today's dealer who is faced with a challenging marketplace. The applications for the Signature Series line cover the entire powersports spectrum, including many of our off-road applications. Everyone of our Championship Winning Motocross exhaust systems and nearly all of out ATV/Side-by-Side applications are all members of the Signature Series Family. All Signature Series components are tested, documented, and marked as required by federal and state regulations.

Vehicle Fitment

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  • KTM 450SX F 2012
  • KTM 450SX F 2013
  • KTM 450SX F 2014
  • KTM 450SX F 2015
  • KTM 450SX F FACTORY EDITION 2012
  • KTM 450SX F FACTORY EDITION 2013
  • KTM 450XC F 2013
  • KTM 450XC F 2014
  • Reviews

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