These enclosures will make adding 6x9 rear speakers to your 60-66 Chevrolet or GMC Pickup a snap... AND there's no need to cut or modify your cab or doors! We all are looking for that big sound, but most of the time that requires destroying your Classic Pickup in the process. Dave Welch shows us how easy it is to get that big sound, and gives a couple tips along the way to make your install go smooth and get the best results.