K&N 57-1137S FIPK Performance Air Intake System for Harley-Davidson (Silver Tube) - Red Cotton Gauze Filter, CARB Legal

K&N 57-1137S FIPK performance air intake system increases power by eliminating the restrictive stock OE air cleaner and replacing it with a K&N complete performance intake system. Built-in breathers replace external OE breathers. Cast aluminum high-performance intake tube in silver finish. Designed to improve throttle response and engine sound.

Easy to install, usually in 90 minutes or less. Guaranteed to increase horsepower. Integrated internal velocity stack. Lasts up to 100,000 miles before service is required (depending on driving conditions). Washable and reusable K&N High-Flow cotton air filter. Legal in all 50 states with CARB EO D-269-59.

Key Specs:

• Air Filter Color: Red
• Air Filter Height: 5.25 in (133 mm)
• Air Filter Material: Cotton Gauze
• Air Filter Outlet Shape: Round
• Air Filter Washable: Yes
• Estimated Horsepower Gain: 5.35 HP @ 4758 RPM
• Estimated Torque Gain: 8 lb-ft
• Intake Pipe Material: Die-Cast Aluminum (Silver)
• Product Style: Motorcycle Intake System
• Replacement Filter: RE-5287
• Weight: 4.2 lb (1.9 kg)

WARNING: Cancer and Reproductive Harm