Spectre Performance 9741 Black 4″ x 3.5″ Intake Coupler

Spectre’s Intake Coupler Reducer is designed to connect any 4 inch outside diameter component or air intake tube with a 3 1/2 inch outside diameter component or intake tube. This intake coupler is available in both red and black PVC and comes complete with 2 stainless steel worm gear hose clamps. This product is not recommended for turbo-charged/super-charged engines.

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Connect any 4 inch outside diameter component or air intake tube with a 3 1/2 inch outside diameter
Comes complete with 2 Stainless steel worm gear hose clamps
Not for turbo-charged/supercharged engines
Available in both red and black PVC