FMF Racing Beta 350/390/430/480RR 20-25 Powercore 4 Hex Muffler

Manufacturer part number: 045666

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CODE: FMF045666

$449.99 Backorder — not currently in stock Sold out

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The PowerCore 4 was developed 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 end caps 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. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band.

This Part Fits:

Year	Make	Model	Submodel
2020,2023-2024	Beta	350 RR	Base
2025-2026	Beta	350 RR X-Pro	Base
2020-2025	Beta	350 RR-Race Edition	Base
2020-2023	Beta	350 RR-S	Base
2020,2023-2024	Beta	390 RR	Base
2025-2026	Beta	390 RR X-Pro	Base
2020-2025	Beta	390 RR-Race Edition	Base
2020-2023	Beta	390 RR-S	Base
2020,2023-2024	Beta	430 RR	Base
2025-2026	Beta	430 RR X-Pro	Base
2020-2025	Beta	430 RR-Race Edition	Base
2020-2023	Beta	430 RR-S	Base
2020,2023-2024	Beta	480 RR	Base
2025-2026	Beta	480 RR X-Pro	Base
2020-2025	Beta	480 RR-Race Edition	Base