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FMF

Powercore 4 SA Muffler - 044300

  • Part #:
    434763
  • Mfg Part #:
    044300
  • OEM/Ref#:
1 / 3

FMF

Powercore 4 SA Muffler - 044300

  • Part #:
    434763
  • Mfg Part #:
    044300
  • OEM/Ref#:
MSRP: $339.99

Price: $305.99 10% off!
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0 4
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4 5
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2 5
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FMF Powercore 4 SA Muffler - 044300
  • Computer designed, then dyno tested for each 4-stroke model listed
  • The highest-flowing exhaust system offered means top performance
  • Trademarked Square Core inner design has a larger surface area then old-style round cores
  • Stainless steel mid-pipe mates to the computer-designed aluminum rear can; elliptical aluminum canister for peak performance
  • Depending on the machine, square or round perforated steel inner cores create optimum flow with Hi-Flo technology
  • It all adds up to greatly improved flow and substantial power gains
  • Substantial weight reduction when compared to stock

Included Items:
(1) Muffler
(1) 8x45mm Bolt
(1) Spacer
(1) Sleeve
(1) Instructions
Specifications
Part #: 434763
Mfg #: 044300
Color - Primary Brown
Color - Primary Silver
Style Canister Muffler
Type Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 7.15 lbs
Alternate/OEM Part Number(s):
18310517
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Resources & Manuals
Fitment for FMF Powercore 4 SA Muffler - 044300

Part 434763 fits the following machines

Yamaha
  • YFZ450R 2009-2020
  • YFZ450RSE Special Edition 2009-2020
  • YFZ450X 2010-2011
  • YFZ450X SE 2011
  • YFZ450XBB Bill Balance Edition 2010
Reviews & Questions
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How many decibels is it?
A shopper on Apr 30, 2017
BEST ANSWER: You would have to contact fmf
5.0 / 5.0
1 Review
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sweet pipe
have this pipe on my yfz450r and it is great, fit was a little tight but did get it to go on. added lots of power and is really loud.
April 22, 2010
punxsutawney, PA