1. Exhaust Snowmobile Parts For Sale
  2. sku: 9589611043001891
  3. SPORTS INC 4312-S678465-82

SPORTS PARTS INC 4312-S678465-82 Spi Tailpipe Ski Doo GASKET-51 1/2 I.D.X64 O.D.X16 1/5

fits model: X16, Legend. make: Ski-doo. year: 2003–2004.

4312-s678465-82 Sports Parts Inc Spi Tailpipe Gasket-51 1/2 I.d.x64 O.d.x16 1/5 H For 2003-2004 Ski-doo Legend

( Brand: Sports Parts Inc ), ( Manufacturer Part Number: 4312-S678465-82 )

Review SPORTS PARTS INC Spi Tailpipe 1/2.d.x64.d.x16 1/5for Ski doo fits LEGEND X16 2003–2004

The **SPI Tailpipe Gasket (Part #4312-S678465-82)** is a precision-engineered aftermarket component designed exclusively for the **2003 2004 Ski-Doo Legend** models, ensuring a seamless and leak-proof connection between the exhaust system and the engine s tailpipe assembly. Crafted from high-temperature-resistant **silicone rubber**, this gasket is engineered to withstand the extreme heat and pressure generated by the Legend s high-performance engine, providing reliable sealing that prevents exhaust gas leaks, reduces backpressure, and maintains optimal engine efficiency. With an **inner diameter (I.D.) of 5 inches**, an **outer diameter (O.D.) of 6 inches**, and a **thickness of 1/5 inch**, this gasket is meticulously sized to fit snugly within the Legend s exhaust manifold and tailpipe interface, eliminating gaps that could lead to performance degradation or premature wear. Its **universal SPI compatibility** ensures a perfect match with the Legend s stock exhaust system, while its **reinforced construction** delivers long-lasting durability under demanding off-road conditions. Whether you're tackling rugged trails or cruising on open water, this gasket guarantees a tight, vibration-resistant seal that keeps your Ski-Doo running smoothly while minimizing exhaust noise and maintaining peak performance. Ideal for both maintenance upgrades and custom exhaust installations, this gasket is a must-have for Legend owners seeking a hassle-free, high-quality solution for their exhaust system.

### **Pros and Cons of buying a 4312-S678465-82 SPI Tailpipe Gasket (51.5" ID x 64" OD x 16" Length) for a 2003-2004 Ski-Doo Legend**

#### **Pros:**

1. **OEM Compatibility** This gasket is designed specifically for the 2003-2004 Ski-Doo Legend, ensuring a proper fit and preventing leaks or misalignment.

2. **Durability** Made by SPI (a reputable manufacturer), the gasket is likely constructed from high-quality materials, such as silicone or rubber, which can withstand high temperatures and vibrations.

3. **Performance Benefits** A properly sealed tailpipe gasket helps maintain exhaust flow efficiency, reducing backpressure and improving engine performance.

4. **Prevents Exhaust Leaks** A worn or missing gasket can cause exhaust gases to escape, leading to reduced power and potential damage to the catalytic converter or muffler.

5. **Easy Installation** Since it s a direct replacement, installation should be straightforward, requiring only basic tools and minimal mechanical skill.

6. **Cost-Effective** Compared to potential repair costs from a leaking exhaust system, this gasket is a relatively inexpensive fix.

#### **Cons:**

1. **Potential Counterfeit Risk** Some aftermarket parts, even from reputable brands, may be counterfeit or low-quality. Ensure you purchase from an authorized dealer or a trusted online retailer.

2. **Age of Your Vehicle** The 2003-2004 Ski-Doo Legend is over two decades old, meaning other components (like clamps, bolts, or the exhaust system itself) may be worn and require replacement during installation.

3. **Limited Availability** Older Ski-Doo parts can be harder to find, so stock may be low, and you may need to order it in advance.

4. **Installation Challenges** If the exhaust system is corroded or damaged, removing the old gasket could be difficult, requiring extra effort or additional parts (like new clamps).

5. **No Warranty on Installation** While the gasket itself may come with a manufacturer s warranty, labor is not covered, so any issues post-installation would require professional help.

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### **Conclusion**

The **4312-S678465-82 SPI Tailpipe Gasket** is a solid choice for maintaining or restoring the exhaust system on your 2003-2004 Ski-Doo Legend. Its OEM compatibility, durability, and performance benefits make it a worthwhile investment if you re experiencing exhaust leaks or want to prevent future issues. However, the age of your vehicle and potential installation challenges mean you should be prepared for extra work or additional part replacements.

If you re confident in your mechanical skills or willing to seek professional help, this gasket is a practical and cost-effective solution. If you re unsure about installation, consider consulting a Ski-Doo specialist to ensure proper fitment and avoid complications.

### **Recommendation**

- **Buy from a trusted source** (official Ski-Doo dealer, reputable online retailer, or a well-reviewed parts store) to avoid counterfeit or low-quality gaskets.

- **Inspect the exhaust system** before installation replace any corroded clamps, bolts, or damaged sections to ensure a proper seal.

- **Follow installation instructions carefully** to avoid damaging the exhaust or engine components.

- **Consider a full exhaust system check** if leaks persist after replacement, as other parts may need attention.

If you re comfortable with basic maintenance, proceed with confidence. If not, consult a professional to ensure the job is done correctly.

Details:

2003 - 2004 Ski-Doo Legend 800 SE SDI. 2004 - Ski-Doo Legend 500 Sport. This is helpful if you are buying multiple items.: Brand: Sports Parts Inc, model Number: 4312-S678465-82.

I need to exchange an item. Parts without fitment are to be assumed universal and may require vehicle modification. 2003 - Ski-Doo Grand Touring 700 Sport.

part #: 4312s67846582 price

  • $34.46

specifications exhaustsnowmobilee:

  • for models: X16, Legend
  • for makes: Ski-doo
  • for years: 2003-2004
  • brand: Sports Parts Inc
  • mpn: 4312-s678465-82

general exhaustsnowmobilee:

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

shipping exhaustsnowmobilee:

  • transit: 2-7 Days
  • service: Standard
  • class: Standard
  • type: Fixed
  • cost: $0.00

offer exhaustsnowmobilee:

  • options: Ship-to-home
  • started: February 12, 2026
  • sold: 0
  • availability: In Stock
  • quantity: 9

seller exhaustsnowmobilee:

  • rating: 99.9%
  • # reviews: 77513
  • city: Boise, ID

returns exhaustsnowmobilee:

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

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  • other
  • wallet: Google-pay
  • credit card: Visa
for models: x16, legend, for makes: ski-doo, for years: 2003-2004,
category: snowmobile parts > exhaust, sku: 9589611043001891,
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