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PowerCore 4 (044300)



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We developed the PowerCore4 to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo endcaps make for the perfect balance of performance and strength.

  • Aluminum performance muffler with durable stainless steel components
  • Completely redesigned for all late model applications
  • Removable spark arrestor included

Notice: Closed Course Use Only
Item ID: 044300
Type: Slip-On
Configuration: Single
Const: Aluminum
Finish: Champagne Anodized
Midpipe: Stainless Steel
Endcap: Stainless Steel
Spark Arrestor: Screen Insert (included)
Carb Warning: no
Quiet Insert: Quiet Insert (sold separately)
Weight: 5.7 lbs.

Make Model Year Make Model Year
YAMAHA YFZ450R 09-22 YAMAHA YFZ450X 10-11
YAMAHA YFZ450X 10-11
    YAM YFZ450R'09-20/450X'10-11 Q4 S/A MFLR   Item ID: 044301 - Q4
    For: YAMAHA YFZ450R 2009


    YAM YFZ450R'09-22/450X'10-11 ANO FACTORY 4.1 RCT W/R.CARBON CAP COMP EXHAUST SYTM W/SS PWRBMB HEADR   Item ID: 044401 - Factory 4.1 RCT Anodized Full System/ Carbon End Cap
    For: YAMAHA YFZ450R 2009


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