1. Motorcycle Silencers, Mufflers & Baffles For Sale
  2. sku: 15793732895895633
  3. YAMAHA 4C8-14720-10-00

YAMAHA 4C8-14720-10-00 Muffler Right FT07 FT08

fits model: Yzfr1, R1. make: Yamaha.

4c8-14720-10-00 Yamaha Genuine Ft07 And Ft08 Yzfr1 R1 Stock Muffler Right

( Manufacturer Part Number: 4C8-14720-10-00 ), ( Mounting Style: Bolt-on ), ( Type: Muffler ), ( Manufacturer Warranty: No ), ( Placement On Vehicle: Right )

Review YAMAHA Genuine And Stock Muffler Right fits YZFR1 R1

The **Yamaha 4C8-14720-10-00 FT07/FT08 YZFR-R1 Muffler (Right Side)** is a precision-engineered exhaust component designed exclusively for Yamaha s high-performance **YZFR-R1** sportbike models, including the **FT07 and FT08 variants**. Crafted from high-grade **409 stainless steel**, this muffler is built to withstand the extreme thermal and mechanical stresses of high-revving, high-performance riding while maintaining structural integrity and durability. The **smooth, contoured design** not only enhances the bike s aggressive aesthetic but also optimizes exhaust flow, contributing to a more refined and responsive throttle response. The **right-side muffler** features Yamaha s signature **dual-chamber construction**, which balances exhaust backpressure to improve engine efficiency and power delivery, particularly noticeable in the mid-to-high RPM range. Engineered with **precision welding and seamless finishing**, this muffler ensures minimal heat loss and maximum performance, making it an ideal upgrade for riders seeking both enhanced power output and a distinctive, sporty exhaust note. Whether installed as part of a full exhaust system or paired with a matching left-side muffler, this component delivers a seamless integration with the R1 s aggressive styling while elevating its performance capabilities. Built to meet Yamaha s exacting standards, it is a must-have for enthusiasts looking to refine their R1 s exhaust tone and overall driving dynamics.

### Yamaha YZFR-R1 Muffler (4C8-14720-10-00, FT07/FT08) Pros and Cons

#### **Pros:**

1. **OEM Quality and Reliability** Yamaha is known for durable, high-performance components, and this muffler is designed specifically for the R1, ensuring a proper fit and optimal exhaust flow. It maintains the stock sound signature while delivering efficient exhaust backpressure.

2. **Stock Sound Preservation** Unlike aftermarket mufflers that often alter the tone significantly, this OEM part keeps the R1 s distinctive, aggressive exhaust note. It s ideal for riders who prefer the stock sound without the need for modifications.

3. **Legal Compliance** In many regions, OEM mufflers meet emissions and noise regulations, avoiding potential fines or registration issues that could arise from aftermarket exhaust systems.

4. **Simplicity and Convenience** Replacing just the muffler is a straightforward process, requiring minimal tools and expertise. It s a cost-effective way to address minor exhaust issues (e.g., leaks, rust) without overhauling the entire system.

5. **Compatibility with Stock Exhaust** Since it s designed for the R1 (FT07 and FT08 models), it integrates seamlessly with the stock headers and catalytic converter (if equipped), ensuring no modifications are needed elsewhere in the exhaust train.

6. **Durability** Yamaha s manufacturing standards ensure this muffler is built to last, especially if maintained properly. It s constructed from high-quality stainless steel, resistant to corrosion and heat.

7. **No Performance Loss** Unlike some aftermarket mufflers that prioritize sound over efficiency, this OEM part maintains the R1 s power delivery and fuel economy without sacrificing performance.

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#### **Cons:**

1. **Limited Sound Customization** If you re looking to modify the exhaust tone (e.g., deeper, louder, or sportier), this muffler won t provide the flexibility of aftermarket options. It s strictly a replacement part, not a tuning tool.

2. **Potential for Rust or Wear** Over time, even OEM mufflers can develop rust or minor leaks, especially if the bike is ridden in wet or corrosive environments. This is more of a general maintenance issue than a flaw in the part itself.

3. **Cost Compared to Aftermarket** While not excessively expensive, this OEM muffler may be pricier than some aftermarket alternatives, particularly if you re replacing multiple components (e.g., headers, catalytic converter).

4. **No Performance Gains** Unlike aftermarket exhaust systems that can improve horsepower and torque slightly, this muffler won t enhance performance beyond the stock specifications of the R1.

5. **Limited Availability** Depending on the region, finding an exact OEM replacement might require ordering from Yamaha s official parts catalog or authorized dealers, which could involve shipping delays.

6. **Potential for Stock-Like Backpressure** While the R1 s stock exhaust is already optimized, some riders prefer aftermarket mufflers that reduce backpressure for a slight power boost. This muffler won t offer that advantage.

7. **No Aesthetic Customization** If you re looking to change the visual appearance of your bike s exhaust, this part won t provide the styling options available with aftermarket mufflers (e.g., different finishes, shapes, or branding).

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### **Conclusion:**

The Yamaha YZFR-R1 OEM muffler (4C8-14720-10-00) is a pragmatic choice for riders who prioritize reliability, legal compliance, and the preservation of the stock sound and performance. It s ideal for:

- Addressing minor exhaust issues (leaks, rust) without altering the bike s character.

- Riders who want to avoid the hassle of aftermarket modifications.

- Those who prefer sticking to Yamaha s engineering standards.

However, if you re seeking a louder, deeper sound, potential performance gains, or aesthetic customization, an aftermarket muffler might be a better investment. The decision ultimately depends on your priorities: **convenience and OEM integrity** (this muffler) versus **sound and performance tuning** (aftermarket options).

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### **Recommendation:** **Buy this muffler if:**

- Your R1 s stock muffler is damaged, leaking, or rusted.

- You want to maintain the stock sound and performance without modifications.

- You prefer OEM parts for reliability and legal compliance.

- You re open to a straightforward, low-effort replacement.

**Consider aftermarket alternatives if:**

- You want a louder, more aggressive exhaust tone.

- You re looking for potential power gains or a sportier sound.

- You re open to modifying other exhaust components (headers, catalytic converter) for a full system upgrade.

For most riders who value the R1 s stock character, this OEM muffler is a solid, no-frills solution. However, if you re willing to invest more time and money into exhaust tuning, exploring aftermarket options (e.g., Akrapovi , Speed Yuasa, or Yamaha s own aftermarket mufflers) could yield better results. Always ensure any modifications comply with local laws.

Details:

The Genuine Yamaha '07 '08 YZFR1 R1 Stock Muffler Right is a high-quality replacement part for motorcycles from 2007 to 2008. This bolt-on muffler is designed specifically for the right side of vehicle, ensuring a perfect fit and proper functionality. NO Issue, AS IS. Though it does not come with a manufacturer warranty, this genuine Yamaha muffler is trusted choice for motorcycle maintenance and performance.

part #: 4c8147201000 prices

  • $90.00-$650.00

specifications cyclemufflermo:

  • for models: Yzfr1, R1
  • for makes: Yamaha
  • mpn: 4c8-14720-10-00
  • mounting style: Bolt-on
  • type: Muffler
  • manufacturer warranty: No
  • placement on vehicle: Right

shipping cyclemufflermo:

  • service: USPS Ground Advantage
  • carrier: USPS
  • transit: 5-9 Days
  • cost: $0.00
  • class: Standard
  • type: Fixed

seller cyclemufflermo:

  • # reviews: 37
  • city: Herndon, Virginia
  • rating: 100.0%

offer cyclemufflermo:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • best offers: True
  • started: May 23, 2026
  • quantity: 1

payments cyclemufflermo:

  • credit card: Mastercard
  • wallet: Paypal
  • other

general cyclemufflermo:

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

returns cyclemufflermo:

  • policy: No Returns
for models: yzfr1, r1, for makes: yamaha, mounting style: bolt-on, type: muffler, manufacturer warranty: no, placement on vehicle: right,
category: motorcycle parts > motorcycle scooter parts accessories > exhaust emission systems > silencers, mufflers baffles, sku: 15793732895895633,
Yamaha 4C8-14720-10-00 Is Similar To:
cyclemufflermo logo
3 offers $90.00–$650.00 USD
  • Used. Offer #1 priced at $90.00 + $0.00 shipping estimate = $90.00* total. Though it does not come with a manufacturer warranty, this genuine Yamaha muffler is a trusted choice for motorcycle maintenance and performance. NO Issue, AS IS.FREE SHIPPING
  • Used. Offer #2 priced at $650.00 + $0.00 shipping estimate = $650.00* total. One muffler is in better condition than the other but overall good usable set REMOVED FROM: 2008 Yamaha YZF R1 with 16,683 miles.FREE SHIPPING
  • Used. Offer #3 priced at $192.84 + $0.00 shipping estimate = $192.84* total. Removed from a 2007 Yamaha YZF R1.FREE SHIPPING

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