thing's I have done checked for cracked headers leaking vacuum lines intake vacuum block all hoses intercooler all checks out ..also reset my settings in the gen2 .( unplugged and repluged all connecter going to ecm plus chip. this normally worked when car ran like crappie. like it's not smooth. so after doing all the test.i got new plugs .tried new maf replace coil pack running tr6 also new o2 sensor........where to go next.think injectors that's the only thing left any one have any ideas...... like always thanks in advance.