K&N Engineering Street Metal Intake System for Harley-Davidson 2017 Touring Models – Part RK-3956S
- Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
- Cast aluminum high-volume, performance air intake housing in black
- Designed to improve throttle response and engine sound
- Built-in breathers replace external OE breathers
- Easy to install, usually in 90 minutes or less
- Integrated internal velocity stack
- Guaranteed to increase horsepower
Upgrade your Harley-Davidson touring motorcycle with the K&N Engineering Street Metal Intake System, part number RK-3956S, designed specifically for 2017 Harley-Davidson FLRT Freewheeler, FLHTCUTG Tri Glide Ultra, FLHR Road King, FLHX Street Glide, FLTRX Road Glide, FLHXS Street Glide Special, FLTRXS Road Glide Special, FLTRU Road Glide Ultra, FLHTK Ultra Limited, and FLHTKL Ultra Limited Low models. This system replaces the stock restrictive air cleaner with a high-flow K&N cotton filter, delivering increased airflow for improved engine performance and throttle response. The cast aluminum housing features an aggressive, modern look with an oval-shaped silver finish, sanded fins, and internal velocity stack, enhancing both aesthetics and airflow efficiency. The built-in breathers replace external OE breathers, maintaining a clean, sleek appearance while ensuring optimal airflow and engine breathing. Installation is straightforward, typically completed in less than 90 minutes, making it an accessible upgrade for riders seeking immediate performance gains. The washable and reusable K&N filter is pre-oiled and ready for installation, providing outstanding protection and durability over time. This intake system not only boosts horsepower but also enhances engine sound, giving your motorcycle a more aggressive tone. Fully compliant with EPA standards and CARB-EO approved (D-269-60), the K&N Street Metal Intake System is a reliable, high-performance upgrade that combines style, function, and ease of installation for Harley touring models.
Features:
- Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
- Cast aluminum high-volume, performance air intake housing in silver with modern styling
- Designed to improve throttle response and engine sound
- Built-in breathers for a sleek, clean appearance and optimal airflow
- Easy installation, typically completed in 90 minutes or less
- Integrated internal velocity stack for enhanced airflow efficiency
- Guaranteed to increase horsepower and overall engine performance
Fitment & install notes
Add machine fitment, install time, included hardware, and warranty info here.