AIR FILTER XR250 1986-2005, TWINAIR 150601 XR400 XR600

Twin Air 150601 Foam Air Filter

Experience superior filtration and airflow with the Twin Air 150601 Foam Air Filter. This high-performance filter is engineered with a dual-stage foam design that effectively traps even microscopic dirt particles while allowing maximum air to reach your engine. Used by factory race teams and leading riders worldwide, this filter offers a significant airflow advantage over standard two-layer filters, proven by flow bench testing.

The unique flat foam sealing ring ensures a consistently secure fit to your airbox, even in the most demanding off-road conditions. Twin Air filters are designed to be slightly smaller than stock, making installation easier and increasing the available dead air space around the filter, which further enhances performance.

Key Features:

• Dual-stage foam construction for exceptional filtration and airflow.
• Flow bench tested for optimal air delivery.
• Flat foam sealing ring for a secure, leak-free fit.
• Slightly smaller than stock for easier installation.
• Increases dead air space for improved engine performance.
• Trusted by professional racers.