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Vent Air Filter/ Breather; Constructed with a cotton filter media, this crankcase vent filter comes with a black rubber top and base. The flange is 1-3/8 inch in diameter and mounts directly on to existing rubber breather grommets.

Air Filter Vent Kit; Universal adapters for smog tubes, crankcase and valve cover vents. Requires drilling hole in air filter base or valve cover. All come with mounting hardware and gasket.

Breather Filter; This Spectre breather uses stainless steel mesh, features a triple chrome-plated steel top and base, and comes factory pre-oiled and ready to use.

Vent Air Filter/ Breather; Constructed with a synthetic filter media, this crankcase vent filter comes with a chrome-plated steel top and with a black rubber base. The flange is 1-3/8 inch in diameter and mounts directly on to existing rubber breather grommets.

Vent Air Filter/ Breather; Constructed with a non-woven synthetic filter media, this crankcase vent filter comes with a K&N embossed rubber top and rubber base. The flange is 1-1/2 inch in diameter and clamps directly on to tubing where venting is needed.

Vent Air Filter/ Breather; Constructed with a synthetic filter media, this crankcase vent filter comes with a K&N embossed chrome top and rubber base. The flange is 1-1/2 inch in diameter and clamps directly on to metal or plastic tubing where venting is needed.

Adaptor, Reducer 2-1/4ID, 2-3/4OD, 2L; K&N adapters allow for even more air filter applications.

Vent Air Filter/ Breather; Constructed with a cotton filter media, this crankcase vent filter comes with a K&N embossed rubber top and rubber base. The flange is 1-3/4 inch in diameter and clamps directly on to metal or plastic tubing where venting is needed.

Adaptor Reducer 2-1/8ID, 2-3/4OD, 1-11/16H; K&N adapters allow for even more air filter applications.

Vent Air Filter/ Breather; This non-woven synthetic crankcase vent filter comes with a K&N embossed chrome top and rubber base. The flange is 1-3/4 inch in diameter and clamps directly on to metal or plastic tubing where venting is needed.

Vent Air Filter/Breather; C/V PUSH-IN 2in.OD 2-1/4in.H CR

Air Filter Vent Kit; Universal adapters for smog tubes, crankcase and valve cover vents. Requires drilling hole in air filter base or valve cover. All come with mounting hardware and gasket.