The aFe Magnum FORCE hump reducer coupler joins 3-1/4" ID to 3-1/8" ID tubes over a 3" length with a molded hump profile in black silicone. Its 1-ply high-temperature construction handles vibration and movement while standard stainless-steel worm-gear #048 clamps ensure tight, corrosion-resistant connections for industrial, truck and off-road intake uses. Not intended for pressurized or forced-induction systems.
aFe Magnum FORCE Intake Coupling Kit (3-1/4IN ID to 3-1/8IN ID x 3IN L)Straight Coupler w Hump Black