FMF Racing - FMF045645 - PowerCore 4 Hex Muffler

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.

The FMF Racing PowerCore 4 Hex Muffler is an aluminum slip-on muffler developed to increase horsepower and torque throughout the entire power curve. Its performance-focused design delivers a noticeable, usable power increase intended to suit a wide range of riding styles.

The muffler combines aluminum construction with durable stainless steel components and stainless steel Hi-Flo end caps for a balance of performance and strength. It has been completely redesigned for late-model applications and includes a removable spark arrestor. The PowerCore 4 is EPA compliant.

Key Features & Performance Benefits

• Increases horsepower and torque throughout the power band for a noticeable power increase.
• Aluminum slip-on muffler construction balances performance with reduced material weight.
• Stainless steel Hi-Flo end caps and stainless steel components provide durable exhaust construction.
• Removable spark arrestor included for application-specific riding needs.

Key Product Specifications & Technical Data

• Brand: FMF Racing
• Part Number: FMF045645
• Product: PowerCore 4 Hex Muffler
• Part Type: Powersports
• Construction: Aluminum performance muffler
• End Caps: Stainless steel Hi-Flo
• Design: Slip-on
• Compliance: EPA compliant

What's Included in the Box

• PowerCore 4 Hex Muffler
• Removable spark arrestor

Fitment

Fits 2020 KTM 350 XCF-W, 2020 KTM 500 XCF-W, 2021 KTM 350 XCF-W, 2021 KTM 500 XCF-W, 2023 KTM 450 XCF-W, 2020 Husqvarna FE350, 2020 Husqvarna FE350S, 2020 Husqvarna FE501, 2020 Husqvarna FE501S, and 2021 Husqvarna FE350.

Fitments:
2020 Husqvarna FE250 Base
2020 Husqvarna FE350 Base
2020 Husqvarna FE350S Base
2020 Husqvarna FE450 Base
2020 Husqvarna FE501 Base
2020 Husqvarna FE501S Base
2020 KTM 350 XCF-W Base
2020 KTM 500 XCF-W Base
2021 Husqvarna FE250 Base
2021 Husqvarna FE350 Base
2021 Husqvarna FE350S Base
2021 Husqvarna FE450 Base
2021 Husqvarna FE501 Base
2021 Husqvarna FE501S Base
2021 KTM 350 XCF-W Base
2021 KTM 500 XCF-W Base
2022 Husqvarna FE350 Base
2022 Husqvarna FE350S Base
2022 Husqvarna FE501 Base
2022 Husqvarna FE501S Base
2022 KTM 350 XCF-W Base
2022 KTM 500 XCF-W Base
2023 Husqvarna FE350 Base
2023 Husqvarna FE350S Base
2023 Husqvarna FE450 Base
2023 Husqvarna FE450 Heritage Base
2023 Husqvarna FE501S Base
2023 KTM 450 XCF-W Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: Compliant
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1