+x oekmont - 6/24/2018 11:47:26 AMI do believe you that it happend. But it was likely a construction problem. Wrong shape or insufficient wall thickness. Maybe insufficient overlapping of the layers of a two part mold. As long as we are not talking about aerodynamics, intake plenums are really not that much of a challenge for experienced laminators. The second half of the sentence is quite important though.