Are car radios interchangeable?
Photo Credit: Courtesy of 3DStockPhoto (car image)
Automakers and car stereo manufacturers around the world all use this standard, which is why most head units are interchangeable as far as dimensions are concerned. ... To complicate matters even further, a small number of head units are 1.5 times the height of the DIN standard, which technically makes them 1.5 DIN.