K&N rubber hose couplers are designed to connect intake tubes for custom do-it-yourself racing air intake applications or used as a replacement part. K&N couplers are constructed from high-quality reinforced rubber and made to last. This coupler connects two 3-3/4 inch tubes and is 2-1/4 inches in length.

• Designed to be used as a replacement part or for custom do-it-yourself applications
• Designed As Replacement Or Do It Your Self Applications