FMF POWERCORE 4 - 044228 YAMAHA WR250F 2007-2013 WR450F 2007-2011 YZ250F 2006-2009 YZ450F 2006-2009

When designing the PowerCore4, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won’t break the bank.

-Overall increase in power and torque

-Durable stainless steel and aluminum construction

-Advanced packing material for maximum longevity

-Champagne color anodized can

-Removable spark arrestor included

-Optional 96dB quiet insert available

Notice: Closed Course Use Only
Item ID: 044228
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: 5.4 lbs.