FMF Powercore 4 Slip-On Muffler (Aluminum / Stainless) 044300 - Yamaha YFZ450R / YFZ450X 2009-2026
Product Description
The FMF Powercore 4 Slip-On Muffler is designed to elevate your quad's performance by boosting horsepower and torque across the entire power curve. It delivers a noticeable, highly usable power increase tailored to suit every riding style.
Built using durable aluminum for the muffler body combined with stainless steel Hi-Flo endcaps, this slip-on provides the ultimate balance of lightweight performance and rugged strength. A removable spark arrestor is also included for versatile trail and track riding.
Top Features: FMF Powercore 4
- Engineered to increase horsepower and torque throughout the entire power curve.
- Produces a noticeable, usable power increase compatible with all riding styles.
- Durable aluminum construction paired with stainless steel Hi-Flo endcaps.
- Includes a convenient removable spark arrestor for trail compliance.
Please review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.
Fitment List
| Year Range |
Vehicle Brand |
Vehicle Model & Sub-Model |
| 2010-2011 |
Yamaha |
YFZ450X |
| 2009-2026 |
Yamaha |
YFZ450R |
Frequently Asked Questions
Q: Does this slip-on muffler include a spark arrestor?
A: Yes, a removable spark arrestor is included with this muffler.
Q: What materials are used in the construction of the Powercore 4?
A: It features an aluminum muffler body combined with stainless steel Hi-Flo endcaps.
Expert Pro-Tip: When reinstalling your spark arrestor screen after maintenance, apply a small dab of high-temperature thread locker to the retaining screws to prevent them from vibrating loose under quad engine harmonics.
Recommended Pairings:
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