Spectre Performance 9771 Black 4′ Intake Coupler

This Spectre Intake Coupler Is 4 Inches On Both Ends. It Comes With Two Stainless Steel Worm Gear Hose Clamps. Use It To Connect Any 4 Inch Outside Diameter Component Or Air Intake Tube To A 4 Inch Outside Diameter Component Or Intake Tube. The Coupler Is Not Recommended For Turbo-Charged/Supercharged Engines.