4A-GE MK1 Engine Intake resonator..

4A-GE MK1 Engine, filter, resonator, bought, checked, manual, repair, explain, description, purpose/use, give, item, change, today, opportunity, ahead, intake, black, empty, confused

Since i bought the car, i never had an opportunity to change out the air filter. Today, i went ahead and bought a K&N oem filter, but I was a little confused as to the big black empty box right before the AFM. Can someone explain what this