Apr 6, 2008 at 11:39 PM
hey everyone do not use the proclaimed best plugs on the market the bosch platinum 4's these plugs are know known to heat up so hot that they can and will cause your heads to crack, break water jackets, and cause coolant leaking into your motor or exhaust. mind u this is what i was told but have seen it first had as a dealership mechanic it has caused multiple problems in heads DONT USE THEM PLEASE