FMF Powercore 4 Hex Exhaust Silencer 20-25 Beta RR 350 390 430 480 - FMF 045666

The FMF Racing Powercore 4 HEX 045666 delivers premium, race-inspired performance for demanding riders seeking value without compromise. Engineered to enhance overall power and torque, this slip-on muffler combines robust stainless steel and aluminium construction with innovative internal architecture for maximum exhaust flow. With built-in versatility and a removable spark arrestor, the Powercore 4 HEX is a dependable upgrade for off-road enthusiasts looking to optimise their bike’s potential.

Features

• Designed for significant increases in power and torque
• Durable construction from stainless steel and aluminium
• Space age internal packing ensures extended muffler longevity
• Hi-Flo core enhances internal flow and exhaust evacuation
• Removable spark arrestor included for versatility
• Race-inspired design at an economical price
• Notice: Closed course use only

Specifications

• Item ID: 045666
• Type: Slip-On
• Configuration: Single
• Construction: Aluminium
• Finish: Natural
• Midpipe Material: Stainless Steel
• Endcap Material: Stainless Steel
• Spark Arrestor: Screen Insert (included)
• Quiet Insert: Sold separately
• Weight: 7.1 lbs
• CARB Warning: No

Vehicle Fitment

Beta

• 350RR (2020–2025)
• 390RR (2020–2025)
• 430RR (2020–2025)
• 480RR (2020–2025)

Supplier SKU: 06-9934.FMF.PC4H. Supplier availability is subject to change.

Why Buy From FDY Performance?

Shop with FDY Performance Ltd, a UK-based motorcycle parts and accessories retailer. We offer friendly product support and UK delivery options. Please check your bike make, model and year against the fitment information before ordering.