fits model: Rmk, 600, 800, Switchback, Rush. make: Polaris. year: 2011–2012.

( Manufacturer Part Number: 5438731 ), ( Part Type: Box )
The Polaris Pro RMK Switchback 600/800 Upper Air Box (5438731) is an essential upgrade for your Polaris Pro RMK snowmobile. This high-quality air box is designed to enhance the performance of your snowmobile, ensuring that it delivers optimal power and efficiency in even the most challenging snow conditions.
The upper air box is constructed using durable, injection-molded polyethylene material, which is both lightweight and resistant to corrosion. This ensures that the air box can withstand the rigors of snowmobiling, while also providing excellent insulation to keep the engine running smoothly.
One of the standout features of this air box is its switchback design. This means that it can be easily converted between a standard air box and a power-enhancing ram air intake system, depending on your riding preferences and conditions. The switchback mechanism is simple to use, requiring no tools or modifications to your snowmobile.
The Polaris Pro RMK Switchback 600/800 Upper Air Box also features a unique intake design that ensures optimal air flow to the engine. This design reduces turbulence and ensures that the engine receives a consistent supply of clean, cold air, which is crucial for efficient combustion and maximum power output.
In addition, the air box features a high-quality foam filter that is easy to clean and replace. This filter helps to protect the engine from dirt and debris, while also ensuring that the air entering the engine is as clean as possible.
Overall, the Polaris Pro RMK Switchback 600/800 Upper Air Box is a must-have upgrade for any serious snowmobile enthusiast. Its durable construction, switchback design, and optimal air intake system make it an excellent choice for improving the performance of your Polaris Pro RMK snowmobile.
Pros of buying a 5438731 12 Polaris Pro RMK Switchback 600/800 Upper Air Box:1. Improved engine performance: The upper air box is designed to improve airflow to the engine, which can result in increased horsepower and overall performance.
2. Durability: The air box is made of high-quality materials that are resistant to damage from debris and other elements, which can help extend the life of the engine.
3. Easy installation: The air box is designed to be easy to install, which can save you time and money on installation costs.
4. Improved fuel efficiency: The improved airflow can also result in better fuel efficiency, saving you money on gas in the long run.
Cons of buying a 5438731 12 Polaris Pro RMK Switchback 600/800 Upper Air Box:1. Cost: The air box can be expensive, which may be a barrier for some buyers.
2. Compatibility issues: It's important to ensure that the air box is compatible with your specific Polaris Pro RMK Switchback 600/800 model before making a purchase.
3. Potential performance loss: If not installed correctly, or if the air box is not properly sealed, it can lead to a decrease in performance instead of an increase.
Conclusion:The 5438731 12 Polaris Pro RMK Switchback 600/800 Upper Air Box can be a worthwhile investment for those looking to improve the performance and fuel efficiency of their snowmobile. However, it's important to consider the cost and potential compatibility issues before making a purchase. It's also crucial to ensure that the air box is installed correctly to avoid any potential performance loss.
Recommendation:If you're interested in purchasing the 5438731 12 Polaris Pro RMK Switchback 600/800 Upper Air Box, we recommend doing your research and ensuring that it's compatible with your specific snowmobile model. Additionally, we recommend consulting with a professional mechanic to ensure that the air box is installed correctly to maximize its performance benefits.
Fits the following machines2011 600 Rush pro-r es retro all options s11bp6 be6 - engine, air intake system options2011 LX s11bf6ns bd6ns 800 pro Rmk intl s11cg8 ch8 155 s11cm8gsa gab GLS GM Gaea system2011 assault s11cn8gsa s11bp8 be8 s11bf8 bd8 Switchback s11cw8gsa GST system 2012 s12cg6gsa gel 144 s12ck6 cm6 options 2012 r SC Sp s12bp6 s12bf6nsa NS adventure s12ba6nsl s12bs6nsa NBS NSC Nam nap Neal s12br6nsa s12cg8 s12cm8gsa s12cn8 cy8 s12bp8 bv8 s12bf8gsa s12cl8 cw8 s12bs8 bc8 s12br8gsa.