The aFe Magnum FORCE straight bellow coupler is an injection-molded high-temperature silicone part sized at 3-3/4" ID with a 2-1/2" length that mates to matching OD tubing. Standard stainless-steel worm-gear #056 clamps provide secure, corrosion-resistant joins while the bellow profile allows for movement and vibration resilience in industrial and off-road intake applications. Not intended for pressurized or forced-induction use.
aFe Magnum FORCE Intake Coupling Kit (3-3/4 IN ID x 2-1/2 IN L) Straight Bellow-Coupler - Black