K&N Hose 3-5/8inid X 2.5inl Reinforced

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.