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  2. sku: 10144396861452602
  3. STARTING LINE PRODUCTS 3023-S549887-53

STARTING LINE PRODUCTS 3023-S549887-53 Slp Exhaust Flange Grafoil Seal Cat

fits model: Zr, 600. make: Arctic, Arctic-cat. year: 1999.

3023-s549887-53 Starting Line Products Slp Exhaust Flange Grafoil Seal For 1999 Arctic Cat Zr 600 Le Snowmobile

( Brand: Starting Line Products ), ( Manufacturer Part Number: 3023-S549887-53 ), ( Part Type: Seal Exhaust Flange )

Review STARTING LINE PRODUCTS Slp Exhaust Flange Grafoil Seal Arctic Cat Le Snowmobile fits ZR 600 1999

The **Starting Line 3023-S549887-53 SLP Exhaust Flange Grafoil Seal** is a precision-engineered aftermarket component meticulously designed to ensure a secure, leak-free connection between the exhaust manifold and the catalytic converter on the **1999 Arctic Cat ZR 600 LE** snowmobile. Crafted from high-performance **Grafoil (graphite-based) sealing material**, this flange gasket is engineered to withstand the extreme thermal cycling, vibration, and pressure fluctuations inherent in high-performance snowmobile exhaust systems. Unlike conventional rubber or silicone seals that degrade under prolonged exposure to heat and engine stress, Grafoil exhibits exceptional resistance to temperature extremes, oil, and fuel, ensuring long-lasting reliability even in the harshest winter conditions. The **SLP (Super Low Profile) design** of this flange gasket minimizes bulk while maintaining structural integrity, allowing for a cleaner, more streamlined fitment that preserves the factory exhaust flow dynamics without compromising performance. Ideal for both stock and modified applications, this seal is compatible with a wide range of exhaust systems, making it a versatile upgrade for enthusiasts seeking to eliminate exhaust leaks, reduce backpressure, and enhance overall engine efficiency. Whether you're preparing for a backcountry adventure or fine-tuning your ride for competitive racing, the **Starting Line 3023-S549887-53** provides a durable, high-performance solution that keeps your Arctic Cat s exhaust system running smoothly and silently, season after season.

### **Pros and Cons of buying a Starting Line 3023-S549887-53 SLP Exhaust Flange with Grafoil Seal for a 1999 Arctic Cat ZR 600 LE**

#### **Pros:**

1. **Direct Fitment** The part is specifically designed for the 1999 Arctic Cat ZR 600 LE, reducing the risk of compatibility issues that can arise with aftermarket or generic replacements.

2. **SLP (Super Low Profile) Design** The SLP flange is engineered to minimize drag and improve airflow, which can contribute to better performance, especially in off-road or high-speed applications.

3. **Grafoil Seal Included** Grafoil is a high-quality, heat-resistant sealing material that helps prevent exhaust leaks and ensures a tight fit between the flange and exhaust system.

4. **Durability** Starting Line parts are generally built to last, using materials that resist warping, corrosion, and wear, which is crucial for a high-performance exhaust system.

5. **Ease of Installation** Since it s an OEM-style part, it should fit without extensive modifications, making installation more straightforward for those with basic mechanical skills.

6. **Compatibility with Aftermarket Exhausts** If you plan to upgrade your exhaust system later, this flange can serve as a solid foundation for connecting aftermarket components.

7. **Warranty Support** Starting Line typically offers warranties on their parts, providing some assurance against defects or premature failure.

#### **Cons:**

1. **Cost** As an OEM-style or high-quality aftermarket part, it may be more expensive than generic or budget alternatives, which could be a consideration if you're on a tight budget.

2. **Limited Customization** Unlike some aftermarket flanges, this part is not designed for aggressive tuning or extreme modifications, so if you're looking for performance-enhancing features (like larger bores or custom angles), you may need additional components.

3. **Potential for Overkill** If your ZR 600 LE is primarily used for light recreational riding rather than aggressive off-roading or racing, the SLP flange may offer marginal benefits compared to a standard OEM flange.

4. **Installation Challenges** While generally straightforward, if you're not experienced with exhaust work, removing the old flange or handling the Grafoil seal could pose difficulties, potentially requiring professional help.

5. **Availability of Alternatives** Depending on your location, this specific part might not be as widely available as other OEM or aftermarket options, which could delay your purchase or require ordering from a specialty supplier.

6. **Weight Considerations** Some SLP flanges are slightly heavier than stock parts, which might not be a concern for most riders but could be a minor drawback for those prioritizing lightweight modifications.

---

### **Conclusion**

The **Starting Line 3023-S549887-53 SLP Exhaust Flange with Grafoil Seal** is a solid choice for owners of a 1999 Arctic Cat ZR 600 LE who want a reliable, high-quality replacement that improves airflow and reduces drag. Its direct fitment, durability, and inclusion of a high-performance seal make it a practical upgrade for riders who value performance and longevity. However, if budget constraints or minimal performance needs are a priority, a standard OEM or budget aftermarket flange might suffice.

For most riders who are serious about maintaining or enhancing their ZR 600 LE s exhaust system especially those who engage in off-roading, racing, or high-speed riding the benefits of this flange outweigh the drawbacks. If you're comfortable with installation and willing to invest in a quality part, it is **highly recommended**.

For those on a tighter budget or with less demanding riding habits, it s worth comparing the cost against alternatives to ensure it aligns with your priorities. Always verify the part s compatibility with your specific model and any additional modifications you may have in mind.

Details:

1998 - 2002 Arctic Cat ZR 600 Twin Pipe. SLP Exhaust Flange Grafoil Seal for 1999 Arctic Cat ZR 600 LE Snowmobile: For Systems. Parts without fitment are to be assumed universal and may require vehicle modification. I need to exchange an item.

1998 - 2001 Arctic Cat ZR 600 EFI LE Twin Pipe.: Brand: Starting Line Products, model Number: 3023-S549887-53. This is helpful if you are buying multiple items.

part #: 3023s54988753 price

  • $57.87

specifications exhaustsnowmobilee:

  • for models: Zr, 600
  • for makes: Arctic, Arctic-cat
  • for years: 1999
  • brand: Starting Line Products
  • mpn: 3023-s549887-53
  • part type: Seal Exhaust Flange

offer exhaustsnowmobilee:

  • quantity: 3
  • sold: 0
  • options: Ship-to-home
  • started: May 6, 2026
  • availability: In Stock

seller exhaustsnowmobilee:

  • rating: 99.9%
  • # reviews: 84680
  • city: Boise, ID

general exhaustsnowmobilee:

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

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  • class: Standard
  • cost: $0.00
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  • type: Fixed
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returns exhaustsnowmobilee:

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for models: zr, 600, for makes: arctic, arctic-cat, for years: 1999, part type: seal exhaust flange,
category: snowmobile parts > exhaust, sku: 10144396861452602,
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1 offer $57.87 USD
  • New. Offer #1 priced at $57.87 + $0.00 shipping estimate = $57.87* total. 2001 - 2002 Arctic Cat Mountain Cat 600 EFI LE Twin Pipe. For SLP Exhaust Systems.FREE SHIPPING

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