I bought an aftermarket wiring harness and most of the wires snap together. but there is a few that are left over, and my start/light switch on handlebars that i dont know where to plug in do i need to splice in the old connector with the new harness to fit my switch or did i get the wrong...

Looking for aftermarket parts for my 07 yfz450 CALL OR TEXT 7143505881 *NERF BARS *AFTERMARKET A ARMS & SHOCKS *REAR SKID PLATE STEEL OR BILLET *FRESH PLASTICS *AFTERMARKET AXLE TO FIT STOCK HOUSING *BEARING SET FOR SWAY HOUSING