FMF Racing Powercore 4 Aluminum Slip-On Muffler w/Stainless End Cap for Yamaha YFZ450 04-09 & 12-15

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

Specifications

Notice: Closed Course Use Only
Item ID: 044224
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: 5.3 lbs.