aFe Magnum FORCE Intake Coupling Kit (3-3/4 IN ID x 2-1/2 IN L) Straight Bellow-Coupler - Black

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