FMF Racing PowerCore 4 HEX Slip-On Exhaust - 044462 | Yamaha WR450F 2020

Aluminum Muffler / Stainless Steel End Cap

When designing the PowerCore 4 HEX, FMF looked at their 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.

Features:

• Overall increase in power and torque
• Durable stainless steel and aluminum construction
• Space Age internal packing material for maximum longevity
• Internal shape of core uses Hi-Flo technology
• Enhanced sonic evacuation provides for higher flow and increased power
• Includes removable spark arrestor
• Can be used with FMF or Stock OEM Header

Specifications:

• Notice: Closed Course Use Only
• Type: Slip-On
• Configuration: Single
• Muffler Construction: Aluminum
• Finish: Natural
• Midpipe: Stainless Steel
• End cap: Stainless Steel
• Spark Arrestor: Screen Insert (included)
• Quiet Insert: Quiet Insert (sold separately)