see if they can test it, usually napa ones are ok, but alot of the new replacement ones are chinese garbage

All 6 cylinders are firing

completely?

How do i tell, its not knocking or showing any usual signs

how do the plugs look any wet

the spark plugs or the plug wires?

plugs (pull them out and look at the threads and electrode)

ok I will do that next week and ill post again w my results
ps thanks for sticking with me

got an aftermarket chip? mine ran really rich and was hard to start when it was warm i switch back to the stock one andf it ran great

i have a module but its turned off, i havent used it for the last few months