Gday,
I just recently bought a ef xr6 with a dev4 kit in it im in the process of servicing the car it needs new spark plugs just wanting to know what other people run in them with these dev4kits it currently has the NGK BPR6EIX-11 Iriduim plugs i just got some bosche 79016-6 i think will these be alright the cars getting a tune soon so what would be the best plugs to get for it?
cheers in advance