The Spectre Performance Air Intake Coupler Reducer is a practical solution for joining intake components with different outside diameters. Designed to connect a 4 inch outside diameter component or air intake tube to a 3.5 inch outside diameter fitting, it provides a secure transition for custom intake setups, replacement applications, and performance modifications. Measuring 3 inches long, the coupler offers a compact fit that helps maintain a clean and efficient installation in tighter engine bay spaces.

Made from durable black PVC, this reducer coupler is built to handle common under bonnet conditions while delivering a neat, understated appearance. It comes complete with two stainless steel worm gear hose clamps, giving you the hardware needed for a tight and dependable connection right out of the box. The included clamps help simplify installation and support a firm seal between connected components, making it a useful choice for air intake system work where reliable fitment matters.

Features & Benefits

• Reduces a 4 inch outside diameter connection to 3.5 inch outside diameter for versatile intake fitment
• 3 inch long coupler design helps provide a compact and tidy installation
• Made from black PVC for durability and a clean appearance
• Includes 2 stainless steel worm gear hose clamps for secure fastening
• Suitable for air intake tubes and other compatible engine bay components
• Helps support a dependable seal during custom or replacement intake installations