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 3-5/8 inch tubes and is 2-1/2 inches in length.
- 2-1/2 inches long
- 3-5/8 inch inside diameter
- Constructed from durable reinforced rubber
- Designed to be used as a replacement part or for custom do-it-yourself applications