This Spectre Intake Coupler Reducer is designed to connect a 4 inch outside diameter component or air intake tube with a 3 inch outside diameter component or intake tube. This intake coupler is 3-1/2...

This Spectre Intake Coupler Reducer connects a 3 inch outside diameter component or air intake tube to a 2-1/2 inch outside diameter component or intake tube. This intake coupler is 3 inches in...

This Spectre Intake Coupler connects two 3 inch outside diameter components or air intake tubes together. This intake coupler is 2-1/4 inches in length and made from black PVC and comes complete with...

This Spectre Intake Coupler Reducer is designed to connect a 4 inch outside diameter component or air intake tube with a 3 inch outside diameter component or intake tube. This intake coupler is 3-1/2...