K&N - RK-3955S
Intake System-Harley Davidson
K&N Street Metal performance air intake systems increase power by replacing the restrictive stock OE air cleaner with a K&N complete performance air intake system.
K&N Street Metal Air Intake Systems for Harley Davidson Dyna, Softail, Touring and Twin-Cam Model motorcycles increase power by eliminating the restrictive stock OE air cleaner and replacing it with an oversized K&N High-Flow Air Filter and a cast aluminum high-volume aluminum housing. K&N high-flow intake systems give your Harley an aggressive appearance while providing a significant increase in airflow resulting in more power.
- Guaranteed to increase horsepower
- Designed to improve throttle response and engine sound
- Cast aluminum high-volume, performance air intake housing
- Washable and reusable K&N High-Flow cotton air filter that provides outstanding performance and protection
- Integrated internal velocity stack
- Built-in breathers replace external OE breathers
- Easy to install, usually in 90 minutes or less
Air Filter Color: Red
Air Filter Height: 2.469 in (63 mm)
Air Filter Included: Yes
Air Filter Material: Cotton Gauze
Air Filter Washable: Yes
CARB EO Number: D-269-60/83/104
Color / Finish: Red Filter, Silver Housing
Estimated Horsepower Gain: 3.33 HP @ 4710 RPM
Item Type: High Performance
Mounting Hardware Included: Yes
Overall Height: 3.25 in (83 mm)
Package Contents: 1 Air Filter
Package Material: Paperboard
Package Quantity: 1
Package Type: Box
Product Style: Motorcycle Intake System
Replacement Filter: E-3987
Street Legal In All US States: Not legal for sale or use in California on any pollution controlled motor vehicle. NOTE: Some specific models and years may be legal in CA. Check the CARB status on your parts at knfilters.com.
Top Material: Silver Powder Coated
TUV Approved (Europe): No
Warranty: No-Hassle Lifetime Limited
Weight: 5 lb (2.2 kg)
