Twin Air Power-Flow Kit — Honda CRF 250 R (2004-2005), Honda CRF 450 R (2003-2008)

Twin Air's Power-Flow Kit replaces the OEM airbox cage with a rigid, lightweight aluminum cage and a pre-oiled Power-Flow filter. The kit increases filter surface area over stock, removes the restrictive backfire screen, and improves the sealing surface — more airflow and better filtration in one package. All necessary mounting hardware included.

• Rigid lightweight aluminum cage replaces flimsy plastic OEM cage
• Pre-oiled BIO Power-Flow air filter included
• Increased filter surface over stock for more airflow
• Restrictive backfire screen removed
• All mounting hardware included — bike-specific kit

Fitment: bike-specific air-box fit. Drops into the OEM air-box on:

• Honda CRF 250 R (2004-2005)
• Honda CRF 450 R (2003-2008)