JBL crossover

I bought the JBL stadium 62CF which include crossover boxes but I was hoping to use the factory wiring to save hassle. Would it matter if I left out the box and just used the wiring that’s already there?

I bought the JBL stadium 62CF which include crossover boxes but I was hoping to use the factory wiring to save hassle. Would it matter if I left out the box and just used the wiring that’s already there?