Originally Posted by jhnkvn Then you'll be looking at 4" separates or coaxials. They're more rare though as standard diameter nowadays are 6.5-inches. for 4", when i inquired last time, meron Pioneer 1014 and JBL GT5. also looking for an upgrade for my Jimny and dont want to make new holes. price is 1,200 for the Pioneer and 1,400 for the JBL.