Vibrant 2839 4 Ply Reducer Coupling 3.25" x 4" x 3" Long Black

Vibrant 2839 Tubing Coupler - Straight - Reducer - 3-1/4 in to 4 in ID - 3 in

Vibrant Performance 2839 4-Ply Reducer Silicone Coupler 3.25”x4"x3” Long Black

Vibrant 2839 Reinforced Silicone Transition Connector - 3.25in I.D. x 4in I.D.

Vibrant Performance 2839 4 Ply Reducer Coupling

Vibrant Performance 2839 4 Ply Silicone Reducer Coupling

Vibrant Performance Engine Air Intake Tubing Coupler | 2839

Vibrant Performance 2839 Reducer Coupler