• High-Flow Custom Air Filter Assemblies are perfect for vintage American V-Twin motorcycles or custom builds
• Designed to fit Harley-Davidson motorcycles
• K&N custom air cleaners can increase horsepower with proper carburetor calibration
• Mikuni 40-45mm 6″
• 5-1/2″ OD, 5-1/2″ T, 1-7/8″ H, 5/8″ L flange
• Uses 2-3/4″ mounting flange
• Replacement filter 712-113
Note: May require carburetor calibration.
Note: Not legal for use in California, or other states with similar emission control regulations.
This product was proudly made in the USA