High-Flow Air & Breather Filter for Lay Down Battery Kit

We've put together the best air and crankcase breather filters to work with our Lay Down Battery Box Kit. Sourced directly from K&N, these performance filters replace your dirty old set and are rated to 100,000 miles*. Washable, reusable, and durable to save you money and reduce waste.

*Per K&N: under normal highway driving conditions