fits model: Rc, 125, 200, 390. make: Ktm. year: 2011–2017.

( Manufacturer Part Number: KT-1211 ), ( Type: Air Filter ), ( Material: Cotton ), ( Features: Easy Installation, Rectangular ), ( Country/region Of Manufacture: United States ), ( Performance Part: Yes )
The K&N KT-1211 Sport Filter is a high-performance air filter designed specifically for the KTM Duke 125, 200, and 390 models produced in 2011 and 2017. This filter replaces the stock air filter element, enhancing the overall performance and durability of your motorcycle's air intake system.
The KT-1211 Sport Filter features a multi-layered design, with an inner cotton gauge layer and an outer polyester pleated layer. The cotton layer effectively traps large particles and contaminants, while the polyester layer catches smaller particles, ensuring that only clean air enters the engine. This design not only improves the engine's performance by providing a more efficient airflow but also increases power and acceleration.
The filter utilizes an oiled media, which provides a smooth surface for air to flow over, reducing engine friction and improving MPG. This oiled media is also easily washable and reusable, making it a cost-effective solution for long-term use.
The K&N KT-1211 Sport Filter is made from high-quality materials, ensuring a perfect fit and sealing against the airbox. The filter comes with a heat shield that fits snugly around the combustion chamber, protecting the filter from excessive heat. The durable design ensures a long lifespan, with the filter expected to last up to 50,000 miles before requiring replacement.
The K&N KT-1211 Sport Filter provides a noticeable improvement in engine performance, delivering increased horsepower and torque. This filter is an essential upgrade for any KTM Duke rider looking to improve their bike's performance and maximize its potential. Installing the filter is a straightforward process, and it comes with all necessary hardware for a simple installation. With minimal maintenance required, this filter is an excellent long-term investment for any KTM Duke owner.
In summary, the K&N KT-1211 Sport Filter is a high-quality, high-performance air filter designed specifically for the KTM Duke 125, 200, and 390 models produced in 2011 and 2017. The filter's multi-layered design, oiled media, and durable construction provide improved engine performance, enhanced power and acceleration, and a long lifespan. It is a cost-effective and easy-to-install upgrade that is essential for any KTM Duke rider looking to maximize their bike's potential.
The KT-1211 sport filter is a performance upgrade for KTM Duke models including 125, 200, and 390, available for the years 2011 and 2017. A sport filter enhances the engine performance by improving the airflow and combustion process, resulting in increased power output and better throttle response. Here are the pros and cons of installing a KT-1211 sport filter for your KTM Duke:
Pros:1. Increased power: A sport filter allows for a more efficient airflow into the engine, resulting in an increase in power output. It is estimated that an average increase of 4-5 PS can be achieved, leading to a more responsive and powerful ride.
2. Improved throttle response: With the enhanced airflow, the throttle response is improved. This means that the engine responds more quickly to acceleration, providing a more engaging riding experience.
3. Better fuel efficiency: A more efficient combustion process resulted from the improved airflow can lead to a fuel economy improvement, making each tank of gas go a little further.
4. Enhanced engine sound: A sport filter can also provide a more pleasing sound to the rider due to the increased air intake and engine performance.
5. Aesthetic appeal: The KT-1211 sport filter is a visual upgrade to the motorcycle, adding an unique and sporty look to the bike.
Cons:1. Reduced air filter lifespan: A sport filter allows for more dirt and particles to pass through due to its open design, meaning it will need more frequent replacement or cleaning to maintain optimal engine performance.
2. Potential for engine damage: If not installed correctly or if the filter becomes clogged, there is a risk of damage to the engine due to the increased airflow and intake of particles.
3. Higher cost: The KT-1211 sport filter is a premium upgrade, and comes with a higher cost compared to the standard air filter.
4. Requires maintenance: Regular maintenance, consisting of cleaning or replacing the filter, is essential to ensure the engine continues to perform optimally.
5. Not street legal in certain areas: Depending on the specific regulations of where you live, the KT-1211 sport filter may not be street legal, requiring you to have a secondary filter or to remove it entirely when riding in certain conditions.
Conclusion:Installing a KT-1211 sport filter on your KTM Duke can provide a more powerful, responsive, and engaging riding experience. However, it does require regular maintenance and comes with a higher cost compared to a standard air filter. Additionally, depending on where you live, it may not be legal to use it on the street at all times. Weighing the pros and cons, the choice ultimately comes down to personal preference and priority. If you're looking for an increased power output, a sportier sound, and enhanced aesthetic appeal, a KT-1211 sport filter may be the right choice for you.
Recommendation:If you've decided to install a KT-1211 sport filter on your KTM Duke, consult with a professional mechanic or use a trusted aftermarket installation kit to ensure it is installed correctly. Follow the recommended cleaning or replacement schedule to maintain optimal engine performance, and be aware of any local regulations that may impact legality. With proper installation, maintenance, and care, the KT-1211 sport filter can provide an exciting and rewarding upgrade to your KTM Duke.
K N filter.KT-1211 New Open Box.