Loading...
Product image 1KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS SS-AL-CF
Product image 2KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS SS-AL-CF
Product image 3KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS SS-AL-CF
Product image 4KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS SS-AL-CF
Product image 5KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS SS-AL-CF
Product image 6KTM 450 FE 2012-14 / SX-F/XC-F 2013-15 Signature RS-4 FS SS-AL-CF

*Product may vary by application

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

SKU: 264600D320

Regular price $652.63

MADE IN USA

Signature Series Exhaust System


0%
Financing

Free Shipping
over $75.00

1-Year
Warranty

Repair Services
Available


Emissions Compliance Declaration: QUALIFIED MANUFACTURER DECLARED "REPLACEMENT PART"


WARNING: Cancer and Reproductive harm - www.p65warnings.com


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. Stainless systems come with both a 94db and AMA 2-m Max sound insert.

*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
  • Stainless steel 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

    Open tab
    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

    Open tab
  • 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

    Open tab
    Close (esc)

    Free Shipping

    Free Ground Shipping on Web Orders over $75.00

    *48 Contiguous States

    Age verification

    By clicking enter you are verifying that you are old enough to consume alcohol.

    Search

    Shopping Cart

    Your cart is currently empty.
    Shop now
    x