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The aFe Magnum FORCE hump coupler (4 in ID x 3 in L) is a 2-ply reinforced high-temp silicone spare part designed to connect to a 4" OD tube. The hump profile helps accommodate movement and vibration while stainless-steel worm-gear clamps provide tight, corrosion-resistant connections for aFe intake systems, off-road and racing applications where this size is required.
aFe Magnum FORCE Intake Coupling Kit (4 IN ID x 3 IN L) Straight Coupler w/ Hump - Black
