Vibrant Horizontal 304 SS Oval Pie Cuts 4.0in OD Tight 45 Degree Elbow - Bag of 3Vibrant Performance Oval and Round Pie Cuts allow you to make custom bends in your exhaust pipe setup. Available to fabricate 45 and 90 degree elbows, our Oval Pie Cuts are offered in sizes ranging from 2. 5 in. to 4 in. OD in both horizontal and vertical plane bends. Stainless Steel Pie Cuts; 4 in. Nominal Tube Size; 92mm Centerline Radius; Horizontal Plane; 15 Deg. Bend Angle; 3 Pack; 304 Stainless Steel; Oval;