Radio replacement with SWC, JBL amp & oe camera retention for Toyota/Lexus vehicles 2003-2016/ the Crux SWRTY-61J is a radio replacement interface for select Lexus, Scion and Toyota vehicles. It facilitates the integration of an After-market radio to enable retention of certain factory features when replacing a factory-installed radio. It retains factory installed JBL amplifiers and is also pre-programmed for retention of steering wheel controls.