New plug wires from Napa,Bosch spark plugs,put the plug wire to a ground and check for spark all 4 of them.Put on a new rotor. Got the car for my son about 6 months ago,been running just fine ,been having battery troubles,took it to advanced auto tested battery it was good checked alt. it was bad .Put on new alt,still having battery problems,found out there was a draw,located it to the factory amp,unplug the amp the test light goes out.My son said he started it up it idled real fast kicked down went back and died , has not started since.