5" ID to 5.25" ID - Gloss Black a$$ This 45 degree silicone elbow

This 45 degree silicone elbow is 3-1/2" ID on one end and 3-1/4" ID on the other and can be used anyplace you need a reducing 45-degree bend

Your engine is still within the maximum allowable specs of your engine set by your factory

making it ideal for off-road recovery operations

By optimizing the combustion process

5" ID to 5.25" ID - Gloss Black a$$ This 45 degree silicone elbowThis 5 inch to 5 1 4 inch reducing silicone coupler is 4 inches long. Four ply poly reinforced silicone for strength. Perfect for air to air aftercooler systems and turbocharger supercharger connections. Rated at 350 F continuous. Recommended clamps are 94100 0550 on the small end and 94100 0600 on the big end.