MBRP EXHAUST AT-6409SP Sport Muffler Big Slip 882963109354

( Brand: Mbrp Exhaust ), ( Country Of Origin: Canada ), ( Type: Slip-on Sport Exhaust ), ( Manufacturer Part Number: AT-6409SP ), ( Finish: Black-coated ), ( Material: Aluminized Steel ), ( Performance Part: Yes ), ( Vintage Part: No ), ( Manufacturer Warranty: 1-year ), ( UPC: 882963109354 )

Review MBRP EXHAUST Slip on System Sport Muffler Yamaha Big fits BEAR YFM400 2000–2010

Introducing the MBRP AT-6409SP Slip-On Sport Muffler, a high-performance exhaust solution specifically designed for the 2000-2010 Yamaha YFM400 Big Bear ATVs. This muffler is engineered to deliver an exceptional balance of power and sound, making it an ideal choice for riders who crave an enhanced riding experience.

The MBRP Slip-On Sport Muffler is constructed from premium 304 stainless steel, ensuring durability and resistance to corrosion. The muffler's design is both sleek and aggressive, with a polished finish that complements the rugged exterior of your Yamaha Big Bear. The slip-on design makes for a straightforward installation, requiring no major modifications to the stock exhaust system.

This muffler features a 2.5-inch inlet and a 3-inch outlet, providing increased exhaust flow and improved engine performance. The internal design includes a high-flow core and a straight-through muffler design, ensuring that exhaust gases are efficiently expelled from the engine. These features contribute to an increase in horsepower and torque, allowing your ATV to accelerate faster and climb hills more easily.

The MBRP AT-6409SP Slip-On Sport Muffler is not just about power; it also delivers a rich, deep exhaust note that adds character to your ride. The muffler's sound is a harmonious blend of power and aggression, sure to turn heads and leave other riders envious of your upgraded exhaust system.

In conclusion, the MBRP AT-6409SP Slip-On Sport Muffler is an excellent investment for any Yamaha YFM400 Big Bear owner seeking to enhance their ATV's performance and add a unique touch to its appearance. With its durable stainless steel construction, increased power and torque, and deep, rich exhaust note, this muffler is an essential upgrade for any serious rider.

The MBRP AT-6409SP Slip-On Sport Muffler is a popular aftermarket exhaust option for the 2000-2010 Yamaha YFM400 Big Bear ATV. Here are some potential pros and cons of investing in this exhaust system:

1. Increased Power: The MBRP slip-on muffler can help increase the power output of your ATV by allowing for better exhaust flow. This can result in improved acceleration and overall performance.

2. Enhanced Sound: The muffler produces a more aggressive and pleasing exhaust note, making your ATV sound more powerful and enjoyable to ride.

3. Durable Design: MBRP exhaust systems are known for their high-quality materials and robust construction. The slip-on muffler is no exception, with a polished stainless steel finish that is both attractive and resistant to corrosion.

4. Easy Installation: The slip-on design of the muffler makes it a relatively simple and straightforward installation process. It does not require any major modifications to the engine or exhaust system.

1. Cost: The MBRP AT-6409SP Slip-On Sport Muffler is a premium aftermarket exhaust option, and it comes with a premium price tag. It may be more expensive than other aftermarket exhaust systems or even the stock exhaust.

2. Loudness: The muffler produces a louder exhaust note than the stock exhaust. While some riders may find this appealing, others may prefer a quieter ride. It is important to consider your personal preferences and local noise ordinances before making a purchase.

3. Weight: The muffler is made of stainless steel, which is heavier than the stock exhaust. This added weight may impact the handling of your ATV, especially during aggressive riding.

The MBRP AT-6409SP Slip-On Sport Muffler is a high-quality aftermarket exhaust option for the Yamaha YFM400 Big Bear ATV. It offers increased power, enhanced sound, and a durable design, but it also comes with a premium price tag, increased loudness, and added weight. Ultimately, the decision to purchase this exhaust system depends on your personal preferences, riding style, and budget. If you value power, sound, and durability, and are willing to pay a premium for these features, then the MBRP slip-on muffler may be the right choice for you. However, if you prefer a quieter, lighter, or more affordable exhaust option, then you may want to consider other alternatives.

Details:

MBRP Black-Coated Aluminized Steel Slip-On Sport Exhaust - AT-6409SP. Products that have been modified drilled or altered in any way. MPN: AT-6409SP. All things performance MBRP Ltd.

For over 20 years MBRP Ltd. If we didn provide you with a return shipping label, make sure to include the RMA# on package. Sport Muffler

Free Shipping applies only to orders shipped within the continental USA. Slip-on system. Minimum Advertise Price Fast Free Shipping. How accurate was the .

Has been delivering performance enthusiasts the most in power, product quality and customer responsiveness. Full bolt-on design and clear, well written instructions mean you can install most of Mbrp systems with minimal tools in under forty-five minutes. Excellent How reasonable were the shipping and handling charges. Is now at the forefront of performance Exhaust technology.

Brand: MBRP Exhaust. Shipping: Free Shipping.

part #: at6409sp price

• $304.99

specifications exhausterupt:

• for models: Yfm400, Bear
• for makes: Yamaha
• for years: 2000-2010
• brand: Mbrp Exhaust
• country of origin: Canada
• type: Slip-on Sport Exhaust
• manufacturer part number: AT-6409SP
• finish: Black-coated
• material: Aluminized Steel
• performance part: Yes
• vintage part: No
• manufacturer warranty: 1-year
• upc: 882963109354

payments Exhausterupt:

• wallet: Paypal
• credit card: Visa
• other

offer Exhausterupt:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• quantity: 1
• started: November 19, 2025

returns Exhausterupt:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

shipping Exhausterupt:

• type: Fixed
• service: Standard
• cost: $0.00
• class: Standard
• transit: 2-5 Days

seller Exhausterupt:

• # reviews: 836
• rating: 100.0%
• city: Perrysburg, Ohio

general Exhausterupt:

• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
• condition: New

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