1.75" ID to 1.5" ID - Gloss Black Rubber Elbow 45 Degree You install it in the

You install it in the end of the 2-1/2" rubber elbow or hump hose

and then the 4-1/2" intake tube fits inside the insert

This reducing insert adapts a 8" ID intake hose to a 6" OD tube

This carbon fiber intake reducer is 5" OD on one end and 4" OD on the other

Our range of PTFE hose and fittings are available separately

1.75" ID to 1.5" ID - Gloss Black Rubber Elbow 45 Degree You install it in theThis 1 3 4 inch to 1 1 2 inch reducing silicone coupler is 3 inches long. Perfect for air to air aftercooler systems and turbocharger connections. Rated at 350 F continuous. Recommended clamps are 94100 0188 on the small end and 94100 0212 on the big end.