K&N Street Metal Air Intake System - Shaker Silver - RK-3951S

Features:

• Guaranteed to increase horsepower
• Designed to improve throttle response and engine sound
• Cast aluminum high-volume, performance air intake housing in silver
• 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

Specifications:

• Estimated Horsepower Gain: 6.04 HP @ 4907 RPM
• Replacement Filter: E-3987
• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Product Style: Motorcycle Intake System
• Air Filter Height: 2.469 in (63 mm)
• Street Legal In All US States: No
• TUV Approved (Europe): No
• Overall Height: 3.25 in (83 mm)
• Top Material: Silver Powder Coated
• Weight: 4.9 lb (2.2 kg)
• Product Box Height: 5 in (127 mm)
• Product Box Length: 12 in (305 mm)
• Product Box Width: 10 in (254 mm)
• California Restricted: Not legal for sale or use in California
• Mounting Hardware Included: Yes

Installation Instructions