Airaid U-Build-It - Silicone Reducer Coupler 4in. ID x 4-5/16in. x 4in. L.

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  • $58.99


The AIRAID Reducer Coupler connects two air intake tubes of different diameters. Use of this component with other AIRAID couplers, tubes and related U-Build-It components allows you to design your very own custom performance air intake system.