as title its now getting worse it started off running rough untill warm would hunt between 300-1000revs cel light comes on and fans cut in but it throws up no cel codes ive tried changing most sensors and coilpacks had recent sparkplugs done same on old ones aswell. its now missfiring when warm and still no cel codes

any help appreciated and if your help sorts this i will get u some beers or a drink of choice

mods are
pace intercooler/rad setup
polished inlet manifold
hks induction kit
polar chipped ecu

however it also done this before fitting mods aswell