PLUG & PLAY. 2005-2009 SEQUENTIAL TAIL LIGHT HARNESS. SEQUENCES TAIL LIGHTS FOR SIGNAL, BRAKE AND HAZARD LIGHTS. PLUGS IN TO REPLACE ORIGINAL HARNESS. EASY INSTALLATION WITH SOLID STATE ELECTRONICS FOR LONG LASTING RELIABILITY. NO CUTTING OR SPLICING NO CORE REQUIRED AND NO ORIGINAL HARNESS MODIFICATIONS.SOLD BY THE PAIR.