Loss of power on acceleration, Hesitation, etc..

okay i am so done with my car. i have replaced the spark plugs, spark plug wires, distributor cap, rotor, and now tonight i replaced the ignition coil. oh and i replaced the fuel filter as well. now tell me. why am i still sitting at idle with a giant misfire and no power on acceleration. i don’t understand someone please please please help me

changed ur o2 sensor?

i have not :confused: gotta see how much i can replace it for. think thatd help? someone else on here said it was the IAT sensor and he just cleaned it but i dont even know where that is