Vanguard Automotive Design on Instagram: "“The Phantom Aperture” A concealed acoustic portal engineered to exist without visual presence. The Phantom Aperture is a hidden, purpose-built opening integrated into the rear center armrest, designed to allow low-frequency energy and full-range sound to pass cleanly into the cabin without disrupting the vehicle’s original design language. Invisible when not in use, it preserves factory aesthetics while dramatically improving bass response, clarity, and