Silicone Reducing Sleeve 4" ID to 3.25" ID - Gloss Black
This 4 inch to 3-1/4 inch reducing silicone coupler is 3 inches long. Rated at 350 F continuous. Perfect for air-to-air aftercooler systems and turbocharger connections. Fits most Ford throttle bodies and MAF's and adapts to 4" tubing.
Recommended clamps are 94100-0362 on the small end and 94100-0438 on the big end.