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  3. KAWASAKI 66-6967

KAWASAKI 66-6967 Exhaust Header Manifold

fits model: Zx14r, Ninja. make: Kawasaki. year: 2008.

66-6967 Kawasaki 2008 Ninja Zx14r Exhaust Header Manifold Oem #61026

( Manufacturer Part Number: 66-6967 ), ( Country Of Origin: Japan ), ( Type: Muffler ), ( Placement On Vehicle: Exhaust, Front )

Review KAWASAKI Exhaust Header Manifold Oem #61026 fits NINJA ZX14R 2008

The **Kawasaki 66-6967 2008 Ninja ZX-14R Exhaust Header Manifold** is a precision-engineered aftermarket component designed to enhance the performance and sound of Kawasaki s high-performance sportbike, the iconic ZX-14R. Crafted from high-grade **4130 chromoly steel**, this header manifold is built to withstand the extreme thermal and mechanical stresses of high-revving, high-output engines while delivering superior exhaust flow efficiency. The **custom-designed porting and contouring** of the manifold ensures optimized scavenging of exhaust gases, reducing backpressure and allowing the engine to breathe more freely, particularly in the upper RPM range. This results in a noticeable increase in horsepower and torque, making the bike feel more responsive and aggressive under hard acceleration. The **smooth, polished interior** minimizes turbulence, further improving efficiency, while the **robust construction** ensures durability, even under aggressive riding conditions or when paired with high-flow exhaust systems.

Beyond performance gains, this header manifold significantly elevates the **aural experience** of the Ninja ZX-14R. The **distinctive, aggressive exhaust note** it produces is a hallmark of high-performance sportbikes, offering a deep, resonant growl that contrasts sharply with the stock system s muffled tone. The **individual exhaust ports** are meticulously shaped to amplify the bike s natural power delivery, creating a sound that is both thrilling and distinctive ideal for riders who demand a bike that not only performs at the highest level but also commands attention with its presence. Installation is straightforward, thanks to the **pre-drilled and pre-welded mounting points**, which align seamlessly with the stock exhaust system, ensuring a clean and secure fit without compromising the bike s structural integrity.

For enthusiasts seeking to push the boundaries of their 2008 Ninja ZX-14R, this header manifold is an excellent choice, offering a **direct path to enhanced performance** while maintaining the bike s sporty character. Whether paired with a full exhaust system, a cat-back setup, or simply as a standalone upgrade, it delivers measurable improvements in engine efficiency and a sound that reflects the bike s high-revving spirit. Built to meet the demands of both track and street, this component is a must-have for riders who refuse to compromise on power, precision, or personality.

### Pros and Cons of Buying a Kawasaki Ninja ZX-14R Exhaust Header Manifold (Part Number 66-6967, 2008 Model)

#### **Pros:**

1. **Performance Improvement** A high-quality exhaust manifold can enhance exhaust flow, reducing backpressure and improving engine efficiency. This can lead to better throttle response, increased horsepower, and a more aggressive exhaust note, especially noticeable in a sportbike like the ZX-14R.

2. **Lightweight Construction** Many aftermarket or OEM replacement manifolds are made from lightweight materials like titanium or forged aluminum, which can reduce overall weight, improving handling and acceleration.

3. **Compatibility** Kawasaki s part number (66-6967) suggests this is an OEM or genuine replacement manifold, meaning it should fit directly without modifications. This reduces the risk of installation issues.

4. **Durability** If sourced from Kawasaki or a reputable aftermarket brand, the manifold should be built to withstand high temperatures and stress, ensuring longevity.

5. **Sound Enhancement** A well-designed manifold can alter the exhaust tone, giving the bike a sportier or more aggressive sound, which some riders prefer.

6. **Potential for Tuning** If paired with a tune (e.g., from a manufacturer like Power Commander or a dyno-tuned ECU), the manifold can help unlock more power by optimizing airflow.

7. **Cost-Effective Upgrade** Compared to full exhaust systems, a manifold upgrade is relatively inexpensive, offering a straightforward way to improve performance without a major investment.

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#### **Cons:**

1. **Limited Power Gain** While a manifold can improve exhaust flow, the gains in horsepower and torque may be modest unless paired with other modifications (e.g., a tune, upgraded intercooler, or exhaust system). Expect incremental improvements rather than dramatic changes.

2. **Installation Complexity** Removing and replacing the manifold requires disassembling parts of the engine bay, including the engine cover, throttle body, and possibly the intercooler. This can be time-consuming and may require mechanical skill or professional help.

3. **Potential for Leaks** If the manifold is not properly sealed or if gaskets are not replaced, exhaust gases can leak, leading to reduced performance and potential damage to surrounding components (e.g., the engine or intercooler).

4. **Compatibility Issues** While the part number suggests it s a direct fit, aftermarket manifolds may not always align perfectly with the stock setup. Some riders report minor clearance issues with the intercooler or throttle body.

5. **Sound Can Be Overwhelming** The ZX-14R already has a loud exhaust note. A manifold upgrade may make the sound even more aggressive, which could be a drawback if you prefer a quieter ride or if local noise regulations are strict.

6. **No Guarantee of Reliability** Even OEM parts can fail over time due to heat or stress. Aftermarket manifolds may have varying quality, so sourcing from a trusted brand is crucial.

7. **May Not Be Worth It for Mild Mods** If you re only looking for subtle improvements (e.g., better throttle response), the gains from a manifold alone might not justify the effort and cost compared to other upgrades like tires, suspension, or brakes.

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### **Conclusion:**

A Kawasaki Ninja ZX-14R exhaust manifold upgrade (part number 66-6967 or an aftermarket equivalent) is a worthwhile consideration if you re looking for a relatively simple, cost-effective way to enhance performance and exhaust tone. The benefits such as improved airflow, better throttle response, and a sportier sound are noticeable, especially when combined with a tune. However, the gains are incremental, and the installation can be labor-intensive.

If you re already planning other modifications (e.g., a full exhaust system, intercooler upgrade, or tune), the manifold upgrade may be a logical next step. For riders who prioritize handling, brakes, or suspension over engine tweaks, the return on investment may be lower.

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### **Recommendation:** - **Proceed with the upgrade if:**

- You re comfortable with basic mechanical work or have access to a mechanic.

- You re pairing it with a tune to maximize gains.

- You want a subtle but noticeable performance boost without a major overhaul.

- You prefer a sportier exhaust note and don t mind the effort of installation.

- **Avoid or reconsider if:**

- You re on a tight budget and other upgrades (e.g., tires, suspension) would yield better results.

- You re not planning to tune the bike, as the manifold alone may not provide significant power gains.

- You dislike aggressive exhaust sounds or live in an area with strict noise regulations.

- You re not mechanically inclined and the installation seems daunting.

For the best results, opt for a high-quality aftermarket manifold (e.g., from brands like Akrapovi , Motecc, or Speedhawk) if you re open to alternatives, as these often offer better materials and designs than the stock part. Always ensure proper gasket replacement and a secure installation to avoid leaks.

Details:

part #: 666967 prices

  • $75.00-$100.00

specifications cyclemufflermo:

  • for models: Zx14r, Ninja
  • for makes: Kawasaki
  • for years: 2008
  • mpn: 66-6967
  • country of origin: Japan
  • type: Muffler
  • placement on vehicle: Exhaust, Front

general cyclemufflermo:

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

seller cyclemufflermo:

  • # reviews: 10005
  • rating: 100.0%
  • city: Marcus Hook, Pennsylvania

payments cyclemufflermo:

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

offer cyclemufflermo:

  • quantity: 1
  • sold: 0
  • availability: In Stock
  • started: June 11, 2026
  • options: Ship-to-home

returns cyclemufflermo:

  • policy: No Returns

shipping cyclemufflermo:

  • type: Calculated
  • transit: 4-7 Days
  • carrier: UPS
  • service: UPS Ground
  • cost: $98.12
  • class: Standard
for models: zx14r, ninja, for makes: kawasaki, for years: 2008, country of origin: japan, type: muffler, placement on vehicle: exhaust, front,
category: motorcycle parts > motorcycle scooter parts accessories > exhaust emission systems > silencers, mufflers baffles, sku: 15915028009683782,
Kawasaki 66-6967 Is Similar To:
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3 offers $75.00–$100.00 USD
  • Used. Offer #1 priced at $75.00 + $98.12 shipping estimate = $173.12* total. 2008 ZX-14.+$98.12 shipping
  • Used. Offer #2 priced at $100.00 + $53.70 shipping estimate = $153.70* total. Left muffler 2014 ZX-14R.+$53.70 shipping
  • Used. Offer #3 priced at $100.00 + $53.70 shipping estimate = $153.70* total. Right muffler.+$53.70 shipping

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