YAMAHA 2199998 Pro Circuit Sound Shorty Muffler R-304

( Manufacturer Part Number: 2199998 ), ( Type: Muffler )

Review YAMAHA Pro Circuit Factory Sound Stainless Shorty Muffler fits YZ250 1995

The **Yamaha YZ250 Pro Circuit Sound R-304 Shorty Muffler** (part number **2199998**) is a meticulously engineered aftermarket exhaust component designed to elevate the performance, aesthetics, and sound profile of the legendary 1995 Yamaha YZ250 Pro while maintaining a compact and functional footprint. Crafted from high-quality stainless steel, this **R-304 Shorty muffler** is built to withstand the rigorous demands of motocross and enduro riding, offering both durability and a refined exhaust note that resonates with the aggressive yet polished character of the YZ250 Pro s stock setup. The **R-304** designation signifies a carefully tuned exhaust system that balances power delivery with a deep, resonant growl ideal for riders who crave a competitive edge without sacrificing the iconic Yamaha sound signature. Unlike longer, heavier exhausts, this **shorty muffler** minimizes weight transfer and drag while still providing a substantial boost in horsepower and torque, making it a favorite among racers and trail riders alike. Its sleek, streamlined design integrates seamlessly with the stock exhaust headers, ensuring a clean, professional look that complements the YZ250 Pro s sporty aesthetic. Whether you're carving through a technical motocross course or tackling rugged enduro trails, this muffler delivers a **distinctive, aggressive tone** that stands out on the track while enhancing throttle response and overall engine efficiency. Perfect for riders who demand both performance and personality, the **Yamaha YZ250 Pro Circuit Sound R-304 Shorty Muffler** is a must-have upgrade for those looking to push their bike s limits while keeping its signature Yamaha identity intact.

### Pros and Cons of buying a Yamaha YZ250 Pro Circuit Sound R-304 Shorty Muffler (1995 Model)

1. **Sound Enhancement** The R-304 is designed to produce a more aggressive, circuit-ready exhaust note compared to the stock muffler. It provides a deeper, throatier tone that appeals to riders who prefer a louder, more aggressive sound, especially in motocross or enduro settings.

2. **Performance Benefits** The muffler is often paired with a full exhaust system (like the Circuit Sound R-304 full exhaust) that can improve engine efficiency by reducing backpressure. This can lead to better throttle response and slightly improved power delivery, particularly at higher RPMs.

3. **Durability and Build Quality** Circuit Sound exhaust components are known for their robust construction, often featuring high-quality materials like stainless steel or heat-treated components. The R-304 is designed to withstand the demands of off-road riding without excessive wear.

4. **Compatibility** The muffler is specifically designed for the 1995 YZ250 Pro, ensuring a proper fit without the need for extensive modifications. It integrates well with the stock exhaust system or can be used as part of a full exhaust swap.

5. **Aesthetic Appeal** The R-304 muffler has a distinctive, aggressive look that enhances the bike s sporty appearance. It stands out compared to the stock muffler, giving the YZ250 a more modern or custom aesthetic.

6. **Ease of Installation** While some exhaust upgrades require welding or additional modifications, the R-304 is relatively straightforward to install, especially if you re replacing just the muffler. Many riders report being able to complete the job in a few hours with basic tools.

7. **Community Support and Availability** The Yamaha YZ250 is a classic motocross bike, and the R-304 muffler is widely available through aftermarket dealers, online marketplaces, and Yamaha s own parts catalog. There s also a strong community of riders who have experience with this component, making troubleshooting easier.

---

1. **Noise Levels** The primary downside is that the R-304 produces a significantly louder exhaust note than the stock muffler. In areas where noise regulations are strict (e.g., urban areas, some motocross tracks, or regions with decibel laws), this could lead to fines or restrictions. Always check local laws before installing a louder exhaust.

2. **Cost** The R-304 is not a cheap upgrade. Depending on the seller and whether you purchase it as part of a full exhaust system, prices can range from $150 to $300 or more. This is a significant investment for just a muffler, especially if you re only looking to improve sound without performance gains.

3. **Potential Power Loss Without Full Exhaust** While some riders report minor performance improvements, the R-304 muffler alone may not provide significant power gains. For noticeable performance benefits, it s often recommended to pair it with a full exhaust system (e.g., the Circuit Sound R-304 full exhaust), which increases the overall cost.

4. **Weight** Aftermarket exhaust components can sometimes be heavier than stock parts. The R-304 is no exception, and the added weight may slightly affect handling, particularly in aggressive riding or jumps.

5. **Maintenance Requirements** Like any exhaust system, the R-304 will require periodic maintenance, such as checking for leaks, ensuring proper clamps, and addressing rust or corrosion over time. Off-road riding can accelerate wear, so regular inspections are necessary.

6. **Compatibility with Stock Components** If you re installing the R-304 as part of a full exhaust swap, you may need to replace other components (e.g., headers, mid-pipe) to ensure optimal performance. Mixing and matching parts can sometimes lead to compatibility issues or reduced efficiency.

7. **Resale Value Impact** Modifying your YZ250 with aftermarket exhausts like the R-304 may reduce its resale value, especially if you re keeping it in stock or near-stock condition. Buyers often prefer bikes with minimal modifications for classic models.

---

The Yamaha YZ250 Pro Circuit Sound R-304 Shorty muffler is a worthwhile upgrade for riders who prioritize sound, performance, and aesthetics over stock components. It delivers a more aggressive exhaust tone, potential performance improvements (when paired with a full exhaust), and a sporty look. However, the increased noise level, cost, and maintenance requirements are significant considerations.

If you re riding in a noise-restricted area or prefer a quieter bike, the R-304 may not be the best choice. Conversely, if you re an aggressive rider who enjoys a loud, powerful-sounding exhaust and can accommodate the noise regulations, this muffler is a solid option.

For those who want to maximize performance, pairing the R-304 with a full Circuit Sound exhaust system (e.g., R-304 headers muffler) would yield better results than installing just the muffler. Additionally, if you re on a budget, consider whether the sound improvement alone justifies the cost.

---

- You want a louder, more aggressive exhaust note for motocross or enduro riding.

- You re willing to comply with local noise laws or ride in areas where loud exhausts are permitted.

- You re also installing a full exhaust system (e.g., Circuit Sound R-304 headers muffler) for better performance.

- You value the aesthetic appeal and don t mind the added weight or maintenance.

- You ride in areas with strict noise regulations or prefer a quieter bike.

- You re only looking to improve sound without performance gains and can t afford the full exhaust system.

- You re keeping the bike in stock condition for resale or preservation.

- You re on a tight budget and the cost doesn t align with your priorities.

- If you like the sound but want something quieter, consider a mid-range aftermarket muffler like the **Yamaha YZ250 stock muffler with a performance baffle** or a **quieter Circuit Sound muffler** (e.g., R-200 series).

- For performance-focused upgrades, invest in a full exhaust system (e.g., **Circuit Sound R-304 full exhaust** or **Yamaha YZ250 Pro headers muffler combo**).

- If noise is a concern, explore **silencers or baffled mufflers** that reduce decibels while still improving sound quality.

Ultimately, the R-304 is a great choice for riders who want to customize their YZ250 for a more aggressive riding experience, but it s not a universal solution. Weigh the pros and cons against your riding style, budget, and local regulations before making a decision.

Details:

More options available upon request. Inglewood, CO 80110. Many countries only allow 79 max package length and girth combined. ; NO BAD RASH,NO CRACKS OR UNWANTED HOLES,ENDS NOT PINCHED,NO DENTS,NOTHING BROKEN OFF STRIPPED OUT,NOT BENT,HAS INNER GUTS WELL PICTURED.

ADDRESS: Steele's Cycle, 2025 W. ; 1995 YAMAHA YZ250 PRO CIRCUIT FACTORY SOUND R-304 STAINLESS SHORTY MUFFLER. Each part is systematically placed to be easily located once purchased. If the item does not fit motorcycle model specified in listing.

part #: 2199998 prices

• $185.66-$199.99

specifications cyclemufflermo:

• for models: Yz250
• for makes: Yamaha
• for years: 1995
• mpn: 2199998
• type: Muffler

seller cyclemufflermo:

• rating: 100.0%
• city: Englewood, Colorado
• # reviews: 57755

offer cyclemufflermo:

• availability: In Stock
• best offers: True
• quantity: 1
• sold: 0
• started: April 2, 2026
• options: Ship-to-home

general cyclemufflermo:

• condition: Used
• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Silencers, Mufflers Baffles

payments cyclemufflermo:

• credit card: Mastercard
• other
• wallet: Paypal

shipping cyclemufflermo:

• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• transit: 4-7 Days
• type: Fixed
• cost: $24.99

returns cyclemufflermo:

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

Yamaha 2199998 Is Similar To:

• 005-1460406v-b Two Brothers Racing Black Series Muffler Aluminum Fits Yamaha (24.1% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(May 22nd, 2018)
• 005-3120407v-b Two Brothers Racing Black Muffler Carbon Fits Yamaha Super Tenere (22.2% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(July 3rd, 2018)
• 005-3920406-s1b Two Brothers Racing Black Muffler Alu Fits Yamaha Super Tenere (20% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(March 7th, 2018)
• 005-4160406-s1b Two Brothers Racing Black Series Muffler Aluminum Yamaha (22.1% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(April 25th, 2018)
• 005-4530405-s1 Two Brothers Racing Muffler Carbon Fiber Fits Yamaha (21.5% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(August 15th, 2018)
• 005-4530406-s1b Two Brothers Racing Black Series Muffler Aluminum Fits Yamaha (22.6% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(May 22nd, 2018)
• 005-4530407-s1b Two Brothers Racing Black Series Muffler Carbon Fiber Fits Yamaha (22.1% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(April 16th, 2018)
• 005-4530499 Two Brothers Racing Comp Muffler Stainless Fiber Yamaha (24.2% similar) Note: image is for reference only, actual product may vary slightly depending on your specific application...(July 11th, 2018)
• Circuit 2014 0131425a Pro T-6 Exhaust Yz250f Muffler Yamaha Slip (30.9% similar) ...(February 9th, 2015)
• Exhaust Yamaha Muffler T-6 Pro 2014 Yz450f 0131445a Slip Circuit (21.5% similar) ...(March 11th, 2015)
• 0131845a Pro Circuit Silencer Yamaha (33.9% similar) Feel free to ask questions before you purchase. With such an effective approach, you cant go wrong putting the pro circuit T-6 slip-on silencer on your dirt bike. This creates confidence and a willingness to do business with you. Buyer pays return shipping. But, with pro circuits precision ...(August 9th, 2018)