K&N High Flow Air Filter - HD-1388 Replacement — Harley-Davidson Sportster 1200, Sportster 883, Sportster 883 Hugger (1988-2003)

K&N HD-1388 high-flow air filter for V-twin motorcycles, engineered to increase airflow while maintaining excellent filtration using multi-layer woven cotton gauze media. Washable and reusable — comes pre-oiled and ready to install directly into the OEM airbox without fuel management tuning.

Features

• Multi-layer woven cotton gauze media for superior filtration
• Pleated design increases surface area for extended service intervals
• Application-specific sealing bead ensures precise OEM airbox fit
• Washable and reusable — pre-oiled and ready to ride
• Made in the USA
• No fuel management modifications typically required

Specifications

• Brand: K&N
• Manufacturer Part #: HD-1388
• UPC: 024844023360
• Length: 5.62 in
• Width: 4.62 in
• Height: 9.25 in
• Weight: 1.15 lbs

Fitment

Fits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models with compatible OEM airbox designs.

Frequently Asked Questions

Will I need a tuner with this filter?

No — fuel management modifications are not normally required. This filter works with your existing fuel delivery system.

Can I wash and reuse this filter?

Yes. The cotton gauze element is washable and reusable. Clean it when dirty, re-oil it, and it's ready to go again.

Do I need to modify my airbox to install it?

No — the application-specific sealing bead ensures a precise fit directly into your OEM airbox without modifications.

What's the service interval?

The pleated design provides a large filtration area for extended service life. Inspect and clean every oil change or when visibly dirty.