



Images may differ
| SKU | MBRPAT-6409SP |
| MPN | AT-6409SP |
| GTIN | 882963109354 |
| Certifications | None |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2000-2004 | Yamaha | YFM400 Big Bear 2x4 | Base |
| 2000-2006 | Yamaha | YFM400 Big Bear 4x4 | Base |
| 2007-2010 | Yamaha | YFM400 Big Bear IRS 4x4 | Base |
Enhance your Yamaha YFM 400 Big Bear 2x4/4x4 (all models) with the MBRP Powersports Slip-On Exhaust System featuring Sport Mufflers. Designed to fit the 00-10 model years, this slip-on exhaust offers a perfect blend of performance and sound enhancement for your ATV.
This premium aftermarket exhaust system is crafted to improve exhaust flow and boost engine efficiency, giving your ride a noticeable increase in power and throttle response. The sport muffler delivers a deep, aggressive tone that elevates your riding experience without being overly loud.
Constructed with durability in mind, the MBRP slip-on exhaust is made from high-quality materials to withstand rugged outdoor conditions and the demands of off-road adventures. Installation is straightforward, designed to replace your stock muffler easily while maintaining a secure fit.
With this exhaust system, you'll enjoy a competitive edge in both performance and style, showcasing your ATV with a sleek and sporty sound profile. It's the perfect upgrade for enthusiasts wanting reliable quality from a trusted brand like MBRP.
Customer reviews
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We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















