fits model: Road, King. make: Harley, Davidson. year: 2004–2006.

( Brand: S-s Cycle ), ( Manufacturer Part Number: MN/V2XC ), ( Compatible Year: 2006 2005 2004 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flhrsi Road King Custom ), ( Bundle Description: 1 Pc Genuines S Cycle Air Cleaner Kit ), ( Type: Air Cleaner Kit ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )
The **Cycle MN/V2XCS Air Cleaner Kit** is a meticulously engineered upgrade designed to enhance the performance, efficiency, and longevity of the **2004 2006 Harley-Davidson FLHRSI Road King BD (MN/V2XCS)** engine. Engineered for riders who demand both power and reliability, this high-quality kit replaces the stock air cleaner system with a **large-volume, high-flow design** that maximizes airflow while maintaining strict filtration standards. Crafted from durable, lightweight materials, the kit features a **smooth, aerodynamic intake tube** that reduces turbulence and ensures a cleaner, more efficient flow of air into the engine, leading to improved throttle response and smoother power delivery. The **filter element** is constructed from premium, dense microfiber media, providing superior particulate and dust capture without compromising airflow ideal for riders who navigate dusty roads, off-road trails, or urban environments where air quality can vary. The kit includes a **sealed, gasketed housing** that ensures a perfect fit, eliminating leaks and maintaining optimal vacuum levels, which is crucial for the Road King s **EFI system** to function at peak efficiency. Beyond performance gains, this upgrade also contributes to **reduced engine wear** by minimizing the intake of abrasive contaminants, extending the life of critical components like the throttle body, intake valves, and cylinder walls. Installation is straightforward, requiring minimal tools, and the kit comes with all necessary hardware, including mounting brackets, seals, and a **clear intake tube** (optional) for those who prefer a sportier aesthetic. Whether you re seeking a subtle performance boost or a noticeable increase in mid-range torque, the Cycle MN/V2XCS Air Cleaner Kit delivers a **cost-effective, high-performance solution** that aligns with Harley-Davidson s legendary reliability while pushing your Road King to new levels of efficiency and responsiveness. Perfect for both daily cruisers and weekend adventurers, this kit is a testament to Cycle s commitment to quality and precision engineering, ensuring that every ride is as smooth and powerful as the iconic sound of the Big Twin.
### Pros and Cons of buying a Cycle MN/V2XCS Air Cleaner Kit for a 2004-2006 Harley-Davidson FLHRSI Road King BD (MN/V2XC)
#### **Pros:**1. **Improved Engine Performance** The kit replaces the stock air cleaner with a high-flow design, allowing for better airflow into the engine. This can enhance throttle response, especially noticeable in low-RPM situations, and may improve overall power output, particularly in stock or lightly modified engines.
2. **Enhanced Durability** The Cycle MN/V2XCS kit is constructed from high-quality materials, including reinforced plastic and durable seals, which are designed to withstand the harsh conditions of motorcycle use. This can extend the lifespan of the air cleaner compared to cheaper aftermarket or stock alternatives.
3. **Easier Maintenance** The kit often includes a washable or replaceable filter element, reducing the need for frequent replacements. Some versions allow for simple cleaning with compressed air or mild detergent, saving money over time.
4. **Better Filtration** While still allowing for increased airflow, the kit provides improved filtration compared to the stock unit, helping to protect the engine from debris, dust, and contaminants, which can prolong engine life.
5. **Aesthetic Appeal** The kit often features a sleek, custom design that can improve the motorcycle s appearance, especially if paired with matching intake pipes or other performance upgrades.
6. **Compatibility with Modifications** If you plan to add other performance upgrades (e.g., headers, exhaust, or camshafts), the improved airflow from this kit can complement those modifications, ensuring the engine breathes optimally.
7. **Reduced Backpressure** The stock air cleaner on Harley-Davidson engines can sometimes create unnecessary backpressure, restricting airflow. The Cycle MN/V2XCS kit reduces this, allowing the engine to operate more efficiently.
8. **Ease of Installation** The kit is designed to fit the FLHRSI Road King BD (MN/V2XC) model with relative ease, often requiring minimal tools and no major modifications to the bike s frame or intake system.
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#### **Cons:**1. **Potential for Increased Engine Wear** While the kit improves airflow, it also allows more dust, dirt, and debris into the engine if not maintained properly. Riders in dusty or off-road conditions may experience accelerated wear on cylinder walls, pistons, and other internal components if the filter isn t cleaned or replaced regularly.
2. **Noise Increase** The high-flow design of the kit can make the engine slightly louder, particularly at lower RPMs. While this may be desirable for some riders, others may find it intrusive or a dealbreaker.
3. **Cost** The Cycle MN/V2XCS kit is not a cheap upgrade. Depending on the retailer and any additional components (e.g., intake pipes, gaskets), the total cost can range from $150 to $300 or more. This is a significant investment for an air cleaner alone, especially if you re on a tight budget.
4. **Maintenance Requirements** Unlike a permanent filter, some versions of the kit may require frequent cleaning or replacement of the filter element. If neglected, this can lead to reduced performance or even engine damage from unfiltered debris.
5. **Potential for Voiding Warranty** If your Harley is still under manufacturer warranty, installing an aftermarket air cleaner kit may void certain coverage, particularly if it involves modifications to the intake system. Always check your warranty terms before proceeding.
6. **Limited Power Gains** While the kit can improve throttle response and airflow, the gains in horsepower and torque are modest compared to more substantial modifications (e.g., camshafts, exhaust, or fuel system upgrades). Expect noticeable but not dramatic improvements.
7. **Compatibility Concerns** While the Cycle MN/V2XCS kit is designed for the FLHRSI Road King BD, there is always a risk of fitment issues if the bike has been previously modified (e.g., custom exhaust, intake, or frame changes). Double-check compatibility before purchasing.
8. **Learning Curve for Installation** While the installation is generally straightforward, first-time installers may encounter challenges, particularly if they lack experience with motorcycle modifications. Clear instructions and patience are essential.
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### **Conclusion and Recommendation**
The **Cycle MN/V2XCS air cleaner kit** is a solid choice for riders of the 2004-2006 Harley-Davidson FLHRSI Road King BD (MN/V2XC) who want to enhance airflow, improve throttle response, and upgrade the stock air cleaner. It offers tangible benefits in performance and durability, provided it is properly maintained. However, it is not a "set-and-forget" upgrade it requires regular cleaning or filter replacement to prevent debris from entering the engine.
**Recommendation:** - **Buy the kit if:**- You prioritize improved airflow and throttle response over raw power gains.
- You ride primarily on paved roads and maintain the filter regularly.
- You are willing to invest in a high-quality, durable upgrade that can complement other performance mods.
- You are comfortable with basic installation and maintenance tasks.
- **Avoid or reconsider if:**- You frequently ride in dusty or off-road conditions without proper filter maintenance.
- You are on a tight budget and can achieve similar benefits with a lower-cost alternative (e.g., a high-quality stock replacement filter).
- Your bike is still under warranty, and you are concerned about voiding coverage.
- You expect dramatic power gains and are more interested in exhaust, camshafts, or fuel system upgrades.
**Final Verdict:** For the FLHRSI Road King BD, the Cycle MN/V2XCS kit is a worthwhile upgrade for riders who want a balance of performance, durability, and aesthetics. It s particularly well-suited for those who have already invested in other performance mods or plan to do so in the future. Just ensure you commit to proper maintenance to maximize its benefits and longevity.
Cycle Air Cleaner Kit for 2004 - 2006 Harley Davidson FLHRSI Road King bd: Status: In Stock.