Cummins Turbo Diesel 4BT 3.9L & 6BT 5.9L Stainless intake manifold horn flange

4BT and 6BT Cummins 3.9 and 5.9 Diesel owners. These intake flanges are CNC la s er cut NOT stamped out of USA made. 1/4" thick 304 Stainless Steel. 3/8" and 1/2" Billet Stainless and aluminum!! for way superior quality and finish.