1. Exhaust Snowmobile Parts For Sale
  2. sku: 9949124603103722
  3. SPORTS INC 9889-S455619-79

SPORTS PARTS INC 9889-S455619-79 Spi Pipe Silencer Exhaust

fits model: 57.

9889-s455619-79 Sports Parts Inc Spi Pipe To Silencer Exhaust Seal-i.d.-38.8mm-o.d.-57.4mm-height-11mm For

( Brand: Sports Parts Inc ), ( Manufacturer Part Number: 9889-S455619-79 ), ( Part Type: Pipe Seal Silencer Exhaust )

Review SPORTS PARTS INC Spi Pipe To Silencer Exhaust Seal-i.d.-38.8mm-o.d.-57.4mm- Height 11mm fits 57

The **Sports 9889-S455619-79 SPI Pipe Silencer Exhaust Seal** is a precision-engineered, high-performance component designed to enhance the efficiency, reliability, and longevity of motorcycle exhaust systems. Crafted from durable, heat-resistant materials, this silencer seal is specifically tailored for applications requiring a seamless fit and optimal sound modulation. With an **internal diameter (I.D.) of 38.8mm** and an **external diameter (O.D.) of 57.4mm**, it ensures a snug, interference-free connection between exhaust components, minimizing leaks and vibrations that could compromise performance. The **11mm height** allows for proper spacing and alignment within the exhaust assembly, contributing to a cleaner exhaust flow while reducing backpressure. Ideal for high-performance and custom exhaust setups, this seal is engineered to withstand the extreme temperatures and pressures generated by modern engines, ensuring consistent sealing under demanding conditions. Whether integrated into a stock system or a meticulously built aftermarket exhaust, this silencer seal delivers a balance of durability, sound control, and structural integrity, making it a critical component for riders seeking both performance and precision.

### **Pros and Cons of buying a Sports 9889-S455619-79 SPI Pipe Silencer Exhaust Seal (ID: 38.8mm, OD: 57.4mm, Height: 11mm)**

#### **Pros:**

1. **Enhanced Exhaust Performance** This seal is designed to reduce exhaust leaks, improve flow efficiency, and maintain optimal pressure within the exhaust system. A well-sealed system can enhance engine performance by preventing backpressure issues.

2. **Noise Reduction** The silencer aspect of the seal helps dampen exhaust noise, making the vehicle quieter while still allowing proper airflow. This is particularly useful for street-legal vehicles where excessive noise is restricted.

3. **Durability and Longevity** Made from high-quality materials (likely silicone, rubber, or metal-reinforced elastomers), this seal is built to withstand high temperatures and vibrations, reducing the risk of premature failure.

4. **Easy Installation** The standard dimensions (ID 38.8mm, OD 57.4mm) suggest compatibility with common exhaust setups, and the 11mm height is typical for aftermarket seals, making it easier to fit without extensive modifications.

5. **Cost-Effective Solution** Compared to full exhaust system replacements, replacing a single seal is a relatively inexpensive fix that can prevent more costly damage down the line (e.g., cracked pipes, gasket failures).

6. **Compatibility with Aftermarket Mods** If you ve installed performance exhaust components (e.g., headers, mufflers, or downpipes), this seal ensures a proper fit, maintaining the integrity of your modifications.

7. **Prevents Exhaust Gas Leaks** A failing seal can allow exhaust fumes to enter the cabin or engine bay, posing health risks (carbon monoxide poisoning) and potentially damaging surrounding components.

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#### **Cons:**

1. **Potential Compatibility Issues** While the dimensions are standard, exact fit depends on your vehicle s specific exhaust configuration. If the seal doesn t align perfectly with your pipes or flanges, installation may be difficult, or it may not seal effectively.

2. **Quality Variability** Some aftermarket seals, especially budget options, may degrade quickly under extreme heat or vibration. Ensure the product is from a reputable brand (Sports 9889 appears to be a trusted supplier) to avoid poor performance.

3. **Limited Lifespan Under Harsh Conditions** If your vehicle is used for heavy towing, off-roading, or high-performance driving, the seal may wear out faster than expected, requiring frequent replacements.

4. **DIY Installation Challenges** If you re not experienced with exhaust work, improper installation (e.g., over-tightening, misalignment) can damage the seal or surrounding components. Professional installation may be necessary.

5. **Noise Trade-Off** While the seal reduces noise, some performance-oriented drivers prefer a louder exhaust for a more aggressive sound. This seal may not provide the same level of "thump" or growl as an open exhaust system.

6. **Cost of Replacement Parts** If the seal fails prematurely, you may need to purchase additional gaskets, clamps, or even a new section of pipe, adding to the overall cost.

7. **Potential for Overheating** If the seal is too restrictive, it could cause minor backpressure, leading to slightly reduced engine efficiency or overheating in extreme cases (though this is rare with a well-designed seal).

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### **Conclusion:**

The **Sports 9889-S455619-79 SPI Pipe Silencer Exhaust Seal** is a practical and reliable choice for maintaining or improving exhaust system performance. Its primary benefits reduced noise, enhanced sealing, and compatibility with aftermarket setups make it a worthwhile investment for most drivers. However, its effectiveness depends on proper installation and the quality of the seal itself.

If your exhaust system is leaking, making unusual noises, or showing signs of wear, replacing this seal is a cost-effective way to restore functionality. For high-performance or heavily modified vehicles, verify compatibility and consider higher-quality seals if longevity is a concern.

### **Recommendation:** - **Buy it if:**

- You need a reliable seal for a standard or aftermarket exhaust system.

- You prioritize noise reduction and leak prevention.

- You re comfortable with basic DIY installation or can hire a professional.

- **Avoid or research alternatives if:**

- Your exhaust setup has non-standard dimensions (double-check measurements).

- You require a louder exhaust sound (consider a different muffler or cat-back system).

- You ve had issues with low-quality seals in the past (opt for a premium brand if available).

For most street and lightly modified vehicles, this seal is a solid, practical solution. Always follow installation instructions carefully to ensure optimal performance.

Details:

I need to exchange an item. Parts without fitment are to be assumed universal and may require vehicle modification. Pipe to silencer exhaust seal.: Brand: Sports Parts Inc, model Number: 9889-S455619-79.

This is helpful if you are buying multiple items.

part #: 9889s45561979 price

  • $33.53

specifications exhaustsnowmobilee:

  • for models: 57
  • brand: Sports Parts Inc
  • mpn: 9889-s455619-79
  • part type: Pipe Seal Silencer Exhaust

shipping exhaustsnowmobilee:

  • transit: 2-6 Days
  • class: Standard
  • type: Fixed
  • cost: $0.00
  • service: Standard

payments exhaustsnowmobilee:

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

general exhaustsnowmobilee:

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

offer exhaustsnowmobilee:

  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 9
  • started: April 15, 2026

seller exhaustsnowmobilee:

  • rating: 99.9%
  • # reviews: 82954
  • city: Boise, ID

returns exhaustsnowmobilee:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
for models: 57, part type: pipe seal silencer exhaust,
category: snowmobile parts > exhaust, sku: 9949124603103722,
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1 offer $33.53 USD
  • New. Offer #1 priced at $33.53 + $0.00 shipping estimate = $33.53* total. Pipe to silencer exhaust seal.FREE SHIPPING

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