Wehrli 17-19 Chevrolet 6.6L L5P Duramax 3.5in Intake Horn w/PCV Port - Chevy Orange

Vent tubes can be used to attach smog tubes, crank case ventilation tubes or other vacuum related accessories. Requires creating 1/4 inch NPT threaded fitting in filter base, valve cover or other assembly where used.

Air filter rubber gasket for two or four barrel carburetors. This gasket fits around your air filter to help provide a tight seal.

K&N Plenums and adapters for the Weber DGV carburetor allow for smooth airflow into your engine.

Mini Plenum Air Filter; 5.125 in. Neck Flange; 5.75 in. OD; 6.875 in. L; Aluminum; Single Snout For Weber DGV Series;

Spring clip clamps for K&N universal air box assemblies - K&N spring clips create a positive seal between the filter, base and top. This package contains 6 black clips that are 3/4 inches wide and 4.45 inches long.

Spring clip clamps for K&N universal air box assemblies - K&N spring clips create a positive seal between the filter, base and top. This package contains 4 black clips that are 3/4 inches wide and 4.45 inches long.

Spring clip clamps for K&N universal air box assemblies - K&N spring clips create a positive seal between the filter, base and top. This package contains 6 clips that are 3/4 inches wide and 5.99 inches long.

Spring clip clamps for K&N universal air box assemblies - K&N spring clips create a positive seal between the filter, base and top. This package contains 4 clips that are 3/4 inches wide and 5.99 inches long.

K&N's flexible hose kit is used with the Orion Universal Air Intake System. It connects directly to the Orion intake housing using an included velocity stack to smoothen air flow. The other end is then routed to where cooler air flow can be found. The...

The oversized K&N 16 inch air filter top and base plates can be paired with a variety of 16 inch K&N air filters for boosting the performance in carbureted race cars. The plates are made from lightweight aluminum with a spun aluminum finish featuring K&N...

The K&N 14 inch air filter top and base plates fit any round 14 inch K&N high-flow air filter for boosting the performance in carbureted race cars, hot rods, muscle cars and pickup trucks. The plates are made from lightweight aluminum with a spun...