afe Magnum FORCE Intake Coupling Kit (3-1/2 IN ID to 4 IN ID x3-1/2 IN L) Straight Bellow- Black

The high temperature injection molded silicone bellow coupler is designed to connect to a (3-1/2 x 4)”OD tube and is 3-1/2″ long. Standard stainless steel worm-gear #056 & #064 clamps provides tight connections, durability, and is corrosion resistant for industrial, commercial, truck, off-road, and racing applications.