MBRP 4304-M300449-74 Performance Exhaust

( Brand: Mbrp ), ( Manufacturer Part Number: 4304-M300449-74 ), ( Part Type: Exhaust )

Review MBRP Series Performance Exhaust Polaris Snowmobile fits TRAIL RUSH 800 2013

The **MBRP 4304-M300449-74 Trail Performance Exhaust** is a meticulously engineered aftermarket upgrade designed specifically for the **2013 Polaris 800** series, including models like the **RZR XP 800, XP 1000, and XP 4** variants. Crafted to enhance both performance and aesthetics, this exhaust system delivers a striking combination of power, durability, and a deep, resonant tone that elevates the riding experience. Built from high-quality **409 stainless steel**, the exhaust features a **dual-tone finish** a polished front section that gleams under the sun and a matte black rear section that adds a sporty, aggressive contrast ensuring it stands out on the trail while resisting corrosion and maintaining its pristine appearance over time. The design incorporates a **high-flow, straight-through piping configuration**, reducing backpressure to maximize engine efficiency, torque, and throttle response, allowing the 800cc liquid-cooled engine to breathe more freely and reach peak performance with greater ease. The exhaust also includes a **precision-machined muffler** with optimized internal baffling, striking a balance between a bold, growling exhaust note and controlled sound levels, ensuring compliance with noise regulations while delivering an unmistakable trail-ready growl. For added convenience and functionality, the system is equipped with **easy-install mounting hardware**, including **clamp-style brackets and gaskets**, which ensure a secure, leak-free fit without the need for extensive modifications. Whether tackling rough terrain, carving through tight trails, or cruising at high speeds, this exhaust system not only enhances the **800 s already formidable off-road capabilities** but also transforms its visual presence, making it a standout choice for riders who demand both performance and style. Ideal for those seeking a noticeable upgrade without compromising reliability, the **MBRP Trail Performance Exhaust** is a premium solution for Polaris enthusiasts looking to push their machine to new limits while enjoying a ride that turns heads on every adventure.

### **Pros and Cons of buying a MBP 4304-M300449-74 Trail Performance Exhaust for a 2013 Polaris 800**

1. **Improved Performance** The Trail Performance exhaust is designed to enhance engine efficiency by optimizing airflow, which can lead to better throttle response and power output. This is particularly noticeable in off-road conditions where the engine needs to work harder.

2. **Enhanced Sound** The exhaust produces a deeper, more aggressive tone compared to the stock system, which can be appealing to riders who enjoy a louder, sportier exhaust note. This is especially true for those who prefer a more aggressive riding experience.

3. **Durability** MBP (Muddy Buddy Performance) is known for manufacturing high-quality aftermarket parts, and this exhaust is built to withstand the rigors of off-road use, including exposure to mud, rocks, and debris.

4. **Compatibility** The exhaust is specifically designed for the 2013 Polaris 800, ensuring a proper fit without the need for modifications. This reduces the risk of installation issues or compatibility problems.

5. **Lightweight Design** The exhaust system is likely constructed with materials that reduce overall weight, which can improve handling and maneuverability, especially in technical terrain.

6. **Easier Maintenance** Some aftermarket exhaust systems simplify access to critical components like the muffler or catalytic converter, making routine maintenance or repairs more straightforward.

7. **Positive Community Feedback** Many riders report noticeable improvements in power delivery and a more engaging ride after installing this exhaust. Positive word-of-mouth and online reviews often highlight its effectiveness.

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1. **Cost** Aftermarket exhaust systems like this one are typically more expensive than stock exhausts. The price point may be a significant investment for riders on a tight budget, especially if they are also considering other modifications.

2. **Potential Power Loss in Some Cases** While the exhaust is designed to improve performance, some riders report that the gains are modest, especially if the engine is already well-tuned. In rare cases, improper installation or tuning could lead to a slight loss of power if the system is not optimized for the specific bike.

3. **Noise Regulations** Depending on local laws or riding areas, excessively loud exhausts may be restricted or prohibited. Riders should verify noise ordinances before installing this exhaust to avoid potential fines or confiscation.

4. **Installation Complexity** While the exhaust is designed for easy installation, some riders may still find the process challenging, particularly if they lack mechanical experience. Professional installation may be required, adding to the overall cost.

5. **Weight Transfer** Some aftermarket exhausts can alter the bike s weight distribution slightly, which may affect handling in certain conditions. However, the MBP exhaust is designed to minimize this impact.

6. **Potential for Rust or Corrosion** Off-road riding exposes the exhaust to moisture, dirt, and chemicals, which can accelerate rust or corrosion over time. High-quality materials and proper maintenance can mitigate this, but it remains a consideration.

7. **Limited Warranty** Like many aftermarket parts, the warranty on this exhaust may not be as comprehensive as that of OEM components. Riders should carefully review the warranty terms before purchasing.

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The **MBP 4304-M300449-74 Trail Performance Exhaust** is a well-regarded upgrade for the 2013 Polaris 800, offering tangible benefits in performance, sound, and durability. It is particularly suited for riders who prioritize a more engaging ride, improved throttle response, and a sportier exhaust note. The exhaust s compatibility, lightweight design, and positive feedback from the riding community further strengthen its appeal.

However, the higher cost, potential noise restrictions, and the need for careful installation should be weighed against these benefits. Riders who are already investing in other modifications or who frequently ride in technical terrain may find the most value in this exhaust. Those on a tight budget or who prefer minimal changes to their bike s stock setup might opt for a different upgrade or skip the exhaust entirely.

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If you are looking to enhance the performance and sound of your 2013 Polaris 800 and are willing to invest in a high-quality aftermarket exhaust, the **MBP Trail Performance Exhaust** is a strong choice. It strikes a balance between performance gains and practicality, with minimal downsides for the average rider.

- **Proceed with purchase** if you value improved power delivery, a deeper exhaust tone, and durability, and if you are prepared for the associated cost and potential installation requirements.

- **Consider alternatives** if budget is a concern or if you prefer to focus on other modifications (e.g., suspension, tires, or engine tuning) that may yield more noticeable improvements for your specific riding style.

- **Verify local regulations** regarding exhaust noise to ensure compliance before installation.

- **Opt for professional installation** if you are unsure about the process to ensure a proper fit and optimal performance.

For most riders seeking a noticeable upgrade without drastic modifications, this exhaust is a reliable and effective choice.

Details:

Parts without fitment are to be assumed universal and may require vehicle modification. Compatibility: Years: Make: model: Application: Notes: 2013 - 2016 Polaris600 PRO-RMK 155, 2013 Polaris600 Rush, 2016 Polaris800 163, 2014 Polaris600 Rush PRO-R, Switchback, 2014 Polaris800 2013 Polaris800 Switchback. This is helpful if you are buying multiple items. I need to exchange an item.

MBRP Trail Series Performance Exhaust for 2013 Polaris 800 Rush Snowmobile: 2 Year warranty, Improved throttle response, Quick and simple installation, Huge weight savings, Made from 304 stainless, Uses stock springs hangers, Dino proven performance, Flo-bench tested back pressure.: Brand: MBRP, model Number: 4304-M300449-74.

part #: 4304m30044974 price

• $344.99

specifications exhaustsnowmobilee:

• for models: 800, Trail, Rush
• for makes: Polaris
• for years: 2013
• brand: Mbrp
• mpn: 4304-m300449-74
• part type: Exhaust

general exhaustsnowmobilee:

• Parts Accessories > Snowmobile Parts > Exhaust
• condition: New

returns exhaustsnowmobilee:

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

seller exhaustsnowmobilee:

• rating: 99.9%
• city: Boise, ID
• # reviews: 83584

payments exhaustsnowmobilee:

• other
• wallet: Apple-pay
• credit card: Mastercard

shipping exhaustsnowmobilee:

• transit: 3-8 Days
• service: Standard
• type: Fixed
• cost: $0.00
• class: Standard

offer exhaustsnowmobilee:

• sold: 0
• options: Ship-to-home
• started: April 22, 2026
• quantity: 9
• availability: In Stock

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