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 inch tubes and is 1-3/4 inches in length.

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 inch tubes and is 2-1/2 inches in length.

K&N’s carbon fiber composites have an attractive cosmetic appeal, and the outstanding stiffness to weight ratio that is needed to stay competitive in today’s racing industry. Carbon fiber composites have taken the method traditionally associated with fiberglass and perfected it to a precise science with outstanding performance as the result.

K&N air filter top plates will securely seal the top of an air filter and add an impressive visual upgrade to your engine compartment. The K&N logo is embossed on the top of this chrome finished steel lid giving you a clean, show car look under the hood.