STARTING LINE PRODUCTS 1049-S545939-59 Slp Exhaust Flange Grafoil Seal Cat

( Brand: Starting Line Products ), ( Manufacturer Part Number: 1049-S545939-59 ), ( Part Type: Seal Exhaust Flange )

Review STARTING LINE PRODUCTS Slp Exhaust Flange Grafoil Seal Arctic Cat Snowmobile fits F6 EFI 2007–2008

The **Starting Line 1049-S545939-59 SLP Exhaust Flange Grafoil Seal** is a precision-engineered aftermarket gasket designed specifically for the **2007 2008 Arctic Cat F6 EFI** engine, ensuring a reliable and leak-free connection between the exhaust manifold and the catalytic converter or muffler assembly. Crafted from **high-temperature Grafoil**, a durable, asbestos-free composite material, this gasket is engineered to withstand the extreme heat and pressure generated during high-performance operation, making it an ideal choice for both stock and modified applications. The **SLP (Super Low Profile)** designation indicates a slim, low-profile design that minimizes interference with surrounding components, allowing for easier installation and reducing the risk of binding or misalignment. This gasket features a **perfectly contoured shape** that matches the exhaust flange contours of the Arctic Cat F6 EFI, providing an optimal seal that resists oil, coolant, and exhaust gases while maintaining structural integrity under heavy loads. Whether you're performing routine maintenance, upgrading your exhaust system, or addressing a leak, this gasket delivers a **tight, long-lasting seal** that helps prevent exhaust fumes from escaping into the engine bay, ensuring optimal engine performance and longevity. Built to meet or exceed OEM standards, the **Starting Line 1049-S545939-59** is a trusted solution for Arctic Cat owners seeking a high-quality, easy-to-install replacement that keeps their exhaust system running smoothly.

### **Pros and Cons of buying a Starting Line 1049-S545939-59 SLP Exhaust Flange Grafoil Seal for a 2007-2008 Arctic Cat F6 EFI**

1. **OEM Fitment and Compatibility** This part is designed specifically for the 2007-2008 Arctic Cat F6 EFI engine, ensuring a proper fit without modifications. It replaces the stock flange and seal, reducing the risk of leaks or misalignment.

2. **High-Quality Grafoil Seal** Grafoil is a durable, heat-resistant material that provides a reliable seal between the exhaust flange and the engine block. It resists warping and maintains compression better than some cheaper alternatives.

3. **SLP (Super Low Profile) Design** The SLP version is engineered to minimize exhaust backpressure while maintaining a secure connection. This can help improve engine performance and exhaust flow compared to standard flanges.

4. **Reduces Exhaust Leaks** A properly installed flange and seal prevent exhaust gases from escaping, which improves efficiency and reduces noise. This is particularly important in engines where exhaust leaks can cause power loss or damage.

5. **Easier Installation** Since it s a direct replacement, it should fit without extensive modifications, making it a straightforward upgrade for DIYers or mechanics.

6. **Durability** Grafoil is known for its longevity, especially in high-heat applications like exhaust systems. It should hold up well under normal operating conditions.

7. **Supports Engine Reliability** A secure exhaust flange prevents vibrations and stress on the engine, reducing wear on related components like gaskets and bolts.

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1. **Cost** While not excessively expensive, it may be more costly than generic or aftermarket alternatives. If budget is a concern, cheaper options (though potentially lower quality) exist.

2. **Installation Requires Care** Improper installation (e.g., uneven sealing surface, overtightening bolts) can damage the engine or exhaust system. It s best installed by someone experienced with Arctic Cat engines.

3. **Limited Availability** As a specialized part, it may not be as widely stocked as more common exhaust components. Purchasing may require ordering from a performance or marine parts supplier.

4. **Potential for Counterfeit Parts** Since it s a niche product, there s a risk of receiving a knockoff or low-quality replica. Buying from a reputable dealer (e.g., Starting Line, Arctic Cat authorized vendors) mitigates this risk.

5. **Not a Performance Upgrade** While it improves sealing and flow, it does not significantly increase horsepower or torque. It s more of a maintenance and reliability upgrade than a performance boost.

6. **May Require Additional Consumables** Depending on the condition of the existing flange or bolts, you might need to replace them alongside the seal for a complete, leak-free setup.

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The **Starting Line 1049-S545939-59 SLP Exhaust Flange Grafoil Seal** is a **high-quality, OEM-compatible upgrade** for the 2007-2008 Arctic Cat F6 EFI that addresses common exhaust leakage issues. Its **Grafoil material, SLP design, and precise fitment** make it a reliable choice for improving engine sealing and reducing backpressure. However, it is **not a performance part** but rather a **maintenance and reliability upgrade**.

For most owners experiencing exhaust leaks, **this is a recommended purchase** especially if you prioritize durability and ease of installation. If budget is tight, a thorough comparison with alternative brands (e.g., other Grafoil or copper-based seals) may be worthwhile, but ensure they meet Arctic Cat s specifications.

- You re replacing a leaking exhaust flange.

- You want a durable, OEM-style solution.

- You re willing to pay a premium for reliability.

- You re on a tight budget and can find a similarly rated seal at a lower cost.

- You re unsure about installation and prefer professional help.

For most users, **this is the best choice** for a clean, long-lasting exhaust seal on the F6 EFI.

Details:

I need to exchange an item.: Brand: Starting Line Products, model Number: 1049-S545939-59. 2004 - 2006 Arctic Cat F6 Fire cat EFI Sno Pro Twin Pipe. SLP Exhaust Flange Grafoil Seal for 2007 - 2008 Arctic Cat F6 EFI Snowmobile: For Systems.

This is helpful if you are buying multiple items. 2007 - 2008 Arctic Cat F6 EFI LXR Twin Pipe. Parts without fitment are to be assumed universal and may require vehicle modification.

part #: 1049s54593959 price

• $57.87

specifications exhaustsnowmobilee:

• for models: F6, Efi
• for makes: Arctic, Arctic-cat
• for years: 2007-2008
• brand: Starting Line Products
• mpn: 1049-s545939-59
• part type: Seal Exhaust Flange

returns exhaustsnowmobilee:

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

seller exhaustsnowmobilee:

• rating: 99.9%
• # reviews: 84653
• city: Boise, ID

general exhaustsnowmobilee:

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

payments exhaustsnowmobilee:

• other
• wallet: Paypal
• credit card: Visa

offer exhaustsnowmobilee:

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

shipping exhaustsnowmobilee:

• service: Standard
• class: Standard
• cost: $0.00
• transit: 3-7 Days
• type: Fixed

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