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The aFe Magnum FORCE straight reducing coupler provides a reinforced connection between 4-1/4in and 3-1/2in diameter intake tubing, creating a durable seal in cold-air intake systems. Molded from 100% 60 Shore A polyurethane and supplied with stainless steel worm-gear clamps, it resists vibration and allows for expansion while maintaining a tight, corrosion-resistant joint.
aFe Magnum FORCE CAI Univ. (4-1/4in ID to 3-1/2in ID x 2-1/2in L) Straight Reducing Coupler - Black
