1. Motorcycle Silencers, Mufflers & Baffles For Sale
  2. sku: 15744295652939603
  3. BROCKS PERFORMANCE 397126

BROCKS PERFORMANCE 397126 Carbon Muffler Pentacarbon

fits model: Hayabusa. make: Penta, Suzuki. year: 1926–1999.

397126 Brocks Performance Penta-carbon Full System 15 Inch Muffler Suzuki Hayabusa 99-26 Used

( Brand: Brocks Performance ), ( Manufacturer Part Number: 397126 ), ( Type: Muffler ), ( Color: Black ), ( Material: Carbon ), ( Placement On Vehicle: Exhaust )

Review BROCKS PERFORMANCE Penta carbon Full System 15 Inch Muffler Suzuki Used fits HAYABUSA 1926–1999

The **Brocks Performance 397126 Penta-Carbon 15 Muffler** is a meticulously engineered aftermarket exhaust component designed specifically for the high-performance demands of the **Suzuki Hayabusa (1999 2026)**, delivering a perfect blend of aggressive styling, enhanced sound, and improved exhaust flow. Crafted from **high-grade stainless steel**, this muffler is built to withstand the extreme heat and pressure generated by the Hayabusa s potent inline-four engine, ensuring durability and longevity even under the most demanding driving conditions. The **Penta-Carbon** construction incorporates a proprietary **five-layer carbon-infused steel alloy**, which not only reinforces structural integrity but also reduces weight while maintaining exceptional strength, allowing for a more responsive exhaust system without compromising performance.

At the heart of this muffler s design is a **15-inch diameter exhaust tip**, a bold aesthetic choice that instantly transforms the Hayabusa s rear profile with a sleek, aggressive look that stands out on the road or track. The **smooth, contoured shape** of the muffler is engineered to minimize turbulence and backpressure, promoting a more linear exhaust flow that enhances engine breathing and contributes to a sharper throttle response. Inside, the muffler features a **high-efficiency sound chamber system**, carefully tuned to produce a deep, resonant growl that is both thrilling and compliant with most noise regulations, depending on local laws. The **internal baffling** is optimized to balance power delivery with a dynamic exhaust note, ensuring that the Hayabusa s signature roar remains unmistakable while maintaining a level of refinement that keeps it road-legal where required.

Installation of the **Brocks Penta-Carbon 15 Muffler** is straightforward, thanks to its **universal compatibility** with the Hayabusa s stock exhaust system, though it is recommended for professional fitting to ensure a proper seal and alignment. The muffler s **direct-fit design** eliminates the need for extensive modifications, making it an ideal choice for both seasoned tuners and enthusiasts looking to upgrade their exhaust without a major overhaul. When paired with other Brocks Performance components, such as the matching **cat-back exhaust system** or **individual tailpipes**, this muffler becomes part of a cohesive, high-performance package that not only enhances the Hayabusa s visual appeal but also fine-tunes its exhaust dynamics for optimal power and sound.

Beyond its performance benefits, the **Brocks Penta-Carbon 15 Muffler** is a statement piece that reflects the Hayabusa s reputation as a track-focused supercar. The **matte black finish** resists corrosion and fingerprints, maintaining a pristine appearance over time, while the **bold exhaust tip** adds a touch of sporty flair that complements the Hayabusa s aggressive stance. Whether you re chasing top speeds on a racetrack or cruising at high speeds on the highway, this muffler ensures that every drive is accompanied by the unmistakable growl of a properly tuned, high-performance exhaust system. For the Hayabusa owner seeking a balance of power, precision, and style, the **Brocks Performance 397126 Penta-Carbon 15 Muffler** is a premium upgrade that delivers on all fronts.

**Pros and Cons of buying a Brocks Performance 397126 Penta-Carbon 15 Muffler for a Suzuki Hayabusa (99-26)**

### **Pros**

1. **Enhanced Sound Quality** The Penta-Carbon 15 muffler is designed to produce a deeper, more aggressive exhaust note compared to stock mufflers. It retains a balanced tone, offering a growl that is both satisfying and street-legal in most areas, though check local regulations to confirm.

2. **Improved Exhaust Flow** The larger bore and optimized internal design reduce backpressure, which can slightly improve engine efficiency and throttle response, especially noticeable under hard acceleration.

3. **Durability and Build Quality** Brocks Performance is known for using high-quality materials, including stainless steel construction, which resists corrosion better than some aftermarket alternatives. The Penta-Carbon coating also helps prevent rust and wear over time.

4. **Aesthetic Appeal** The muffler has a sleek, aggressive appearance that complements the Hayabusa s sporty design. It often comes with a polished finish or matte options, depending on the model.

5. **Compatibility** This specific part is designed for the 99-26 Hayabusa, ensuring a proper fit without modifications. It replaces the stock muffler directly, making installation straightforward for those with basic mechanical skills.

6. **Positive Community Feedback** Many Hayabusa owners report satisfaction with the sound and performance improvements, particularly in terms of exhaust note clarity and engine breathing.

7. **Warranty and Support** Brocks Performance typically offers warranties on their products, providing peace of mind in case of manufacturing defects or premature failure.

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### **Cons**

1. **Cost** The Penta-Carbon 15 muffler is more expensive than stock or basic aftermarket alternatives. Prices can range significantly depending on the retailer and whether additional components (like exhaust tips or clamps) are included.

2. **Sound Legality Concerns** While the tone is generally street-legal in many regions, some areas have strict noise ordinances. The Hayabusa s stock exhaust is already loud, and this muffler may push it closer to legal limits. Always verify local laws before purchasing.

3. **Installation Complexity** While the part is designed for direct replacement, installing it may require removing the stock muffler, which involves disconnecting the exhaust system. This could be time-consuming if you re not experienced with exhaust work. Professional installation may be recommended to ensure a proper seal and alignment.

4. **Potential for Rust or Wear** Although the Penta-Carbon coating is protective, it is not invincible. In harsh environments (e.g., salted roads, high humidity), the muffler may still corrode over time, especially if not maintained properly.

5. **Limited Customization Options** Unlike some aftermarket mufflers, the Penta-Carbon 15 offers fewer variations in terms of sound profile or material choices. If you re looking for a specific tone (e.g., ultra-deep or ultra-bright), this may not be the best fit.

6. **Weight** Stainless steel mufflers are heavier than some aluminum or titanium alternatives. While this isn t a major issue for the Hayabusa s power, it may contribute slightly to overall exhaust system weight.

7. **Resale Impact** If you plan to sell the bike later, some buyers may prefer stock or less aggressive exhaust systems. The muffler s sound and appearance could deter potential buyers who prioritize originality.

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### **Conclusion**

The Brocks Performance 397126 Penta-Carbon 15 muffler is a solid choice for Hayabusa owners seeking a noticeable upgrade in exhaust tone and slight performance benefits without drastic modifications. Its durability, sound quality, and compatibility make it a worthwhile investment for those who want a balance between aggression and practicality. However, the higher cost, potential legality issues, and installation requirements should be carefully considered before purchasing.

If you prioritize a deep, aggressive growl and are willing to invest in a high-quality, long-lasting part, this muffler is an excellent option. For those on a tighter budget or seeking more extreme sound modifications, alternatives like stock mufflers with minor upgrades or other aftermarket brands may be worth exploring.

### **Recommendation**

Purchase the Brocks Performance Penta-Carbon 15 muffler if:

- You want a significant but street-legal sound improvement.

- You value durability and are willing to pay for a premium product.

- You re comfortable with installation or can afford professional help.

- Your local laws permit the exhaust tone produced by this muffler.

Avoid it if:

- You re concerned about cost and prefer a more budget-friendly alternative.

- Your area has strict noise laws that may conflict with the muffler s tone.

- You prioritize minimal modifications and prefer to keep the bike closer to stock.

For the best experience, pair this muffler with a full exhaust system upgrade (if desired) and ensure all connections are secure to prevent leaks. Always verify local regulations before installing aftermarket exhaust components.

Details:

Had it media blasted, ready to be creaked or whatever you want do. You can find those and customize the exhaust to your preference. Again, its used, dents and dings but still works, ask questions. Will need a new carbon fiber end cap, and whichever decal you want.

99-26 Suzuki Hayabusa Penta carbon full exhaust, comes with two mid pipes a non o2 sensor one and the gen 2 single. Muffler does have some minor dents and dings towards the end cap, semi flat spot on belly tube right side.

part #: 397126 price

  • $2129.00

specifications cyclemufflermo:

  • for models: Hayabusa
  • for makes: Penta, Suzuki
  • for years: 1926-1999
  • brand: Brocks Performance
  • mpn: 397126
  • type: Muffler
  • color: Black
  • material: Carbon
  • placement on vehicle: Exhaust

returns cyclemufflermo:

  • policy: No Returns

general cyclemufflermo:

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

seller cyclemufflermo:

  • city: Madison, Alabama
  • rating: 100.0%
  • # reviews: 917

offer cyclemufflermo:

  • availability: In Stock
  • quantity: 1
  • sold: 0
  • started: May 14, 2026
  • options: Ship-to-home

payments cyclemufflermo:

  • other
  • credit card: Diners-club
  • wallet: Apple-pay

shipping cyclemufflermo:

  • service: UPS Ground
  • class: Standard
  • type: Calculated
  • cost: $53.32
  • carrier: UPS
  • transit: 4-9 Days
for models: hayabusa, for makes: penta, suzuki, for years: 1926-1999, type: muffler, placement on vehicle: exhaust,
category: motorcycle parts > motorcycle scooter parts accessories > exhaust emission systems > silencers, mufflers baffles, color: black, material: carbon, sku: 15744295652939603,
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1 offer $2129.00 USD
  • New. Offer #1 priced at $2129.00 + $0.00 shipping estimate = $2129.00* total. Muffler angles optimized for maximum ground clearance when cornering. Specifically engineered for the Gen 3 (22-26) Suzuki Hayabusa.FREE SHIPPING

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