The low profile regarding the front bulkheads enables the radio tray to sit lower for enhanced CG. Top of the surprise mount position can also be built-into the bulkhead eliminating the need for a separate surprise tower and creates another flex modification the front suspension system utilizing included cross brace. Aluminum bulkheads are CNC-machined from premium Swiss 7075 T6 aluminum to offer the lightest & strongest framework the automobile. Ebony coated.