rear valance question

Referring to cut outs for exhaust. That's why it says without for the Dart. Here's an example of with and without for Barracuda.

Without http://www.rkmotorscharlotte.com/pa...th-Barracuda-Rear-Valance-wo-Tips/11359/73637

With http://www.rkmotorscharlotte.com/parts#!/1973-1974-Plymouth-Barracuda-Rear-Valance-with-Tips/11361