K&N RK Series Custom Air Intake System Unique - RK-3931

Features:

• Designed to increase horsepower & torque
• Dyno-tuned velocity stack
• Excellent Air Filtration
• Washable and reusable lifetime air filter
• Not legal for highway use in states adopting California emission regulations

Specifications:

• Estimated Horsepower Gain: 6.54 HP @ 5100 RPM
• Air Filter Color: Red
• Air Filter Height: 2.125 in (54 mm)
• Air Filter Material: Cotton Gauze
• Air Filter Outlet Shape: Not Flanged
• Air Filter Shape: Unique
• CARB EO Number: D-269-55
• Clamp Material: No Clamps Required
• Clamp Style: No Clamps Required
• Clamps Included: No Clamps Included
• Color: Red
• Filter Material: Cotton Gauze
• Inlet Diameter: 2.406 in (61 mm)
• Mounting Hardware Included: Yes
• Neck Flange: 2.406 in (61 mm)
• Overall Height: 2.5 in (64 mm)
• Product Box Height: 4.88 in (124 mm)
• Product Box Length: 11.75 in (298 mm)
• Product Box Width: 9.5 in (241 mm)
• Product Style: Motorcycle Intake System
• Replacement Filter: E-3975
• Size: 9 Inch
• Street Legal In All US States: See Application Link Above
• Style: Teardrop
• Top Material/Finish: Aluminum
• Top Style: Metal
• TUV Approved (Europe): No
• Weight: 3.1 lb (1.4 kg)

Installation Instructions