K&N Custom Air Filter 6.25in OS Width / 9.688in OS Length / 2.188in Height

SKU: E-3333 | UPC: 024844040268

K&N Custom Air Filter 6.25in OS Width / 9.688in OS Length / 2.188in Height for 2004-2021 Harley-Davidson Sportster Models

The K&N E-3333 is a direct replacement air filter designed for 2004-2021 Harley-Davidson Sportster models including XL883, XL1200 series. It increases horsepower and acceleration through high airflow while delivering excellent filtration to protect your engine. Washable and reusable, this filter lasts for the life of your bike with the K&N Million Mile Limited Warranty.

Key Features

• High Horsepower Gains: Boosts horsepower and acceleration by allowing greater airflow into the engine compared to stock paper filters
• High Air Flow Media: Cotton gauze construction provides excellent filtration to trap dirt and debris without restricting air intake
• Million Mile Limited Warranty: Backed by K&N lifetime limited warranty covering defects in materials or workmanship
• Direct Fit Replacement: Matches OEM specifications for RK Series air cleaner assemblies and stock airboxes on select Harley-Davidson Sportsters
• Washable and Reusable: Clean and re-oil periodically for like-new performance, saving money over disposable filters

Product Notes

• Requires K&N air filter oil for optimal performance during cleaning and reinstallation
• Clean every 30,000-50,000 miles or sooner in dusty conditions for best results
• Ships in protective cardboard box measuring 9.4 x 6.8 x 2.6 inches

Installation Notes

• Professional installation recommended.
• Drop-in replacement requires no modifications or cutting to stock airbox
• Compatible with factory mounting hardware. remove stock filter and install with provided instructions

This Part Fits

Year	Make	Model	Submodel
2004-2006	Harley-Davidson	Sportster 883	XL883
2004	Harley-Davidson	Sportster 883 Custom	XL883C
2004	Harley-Davidson	Sportster 883R	XL883R
2004-2021	Harley-Davidson	Sportster 883 Low	XL883L
2008-2012	Harley-Davidson	Sportster 883 Nightster	XL883N
2004-2021	Harley-Davidson	Sportster 1200 Custom	XL1200C
2004-2006	Harley-Davidson	Sportster 1200 Sport	XL1200S
2004-2009	Harley-Davidson	Sportster 1200 Roadster	XL1200R
2007-2012	Harley-Davidson	Sportster 1200 Nightster	XL1200N
2010-2021	Harley-Davidson	Sportster Forty-Eight	XL1200X
2014-2021	Harley-Davidson	Sportster 1200 Low	XL1200L

Why Choose K&N?

• Proven track record in motorsports and street performance since 1969
• High-flow oiled cotton gauze filters outperform paper filters in airflow and dirt capacity
• Precision engineered in the USA for exact fit and dyno-tested power gains

Frequently Asked Questions

• Q: Will this fit my 2015 Harley Sportster 883 SuperLow?
  A: Yes, the E-3333 is a direct OEM replacement for 2004-2021 XL883L SuperLow and all listed Sportster models
• Q: What material is the filter made from?
  A: Four layers of oiled cotton gauze pleated over a durable aluminum screen for maximum airflow and filtration
• Q: What does the warranty cover?
  A: Million Mile Limited Warranty protects against defects in materials or workmanship for as long as you own the bike

Shipping & Handling

• Method: UPS Ground
• Availability: In stock – ships same or next business day
• Packaging: Cardboard box 9.4 x 6.8 x 2.6 inches
• Weight: 1 lb (0.5 kg)