thanks guys. you can tell I'm not a mechanic!
I am looking at the OEM Bosch spark plugs with the 4 earthing points. Do you have to set the gap up these or are they pre-set from the supplier?
E90 318i 2007 N46 2.0 Manual
E53 X5 2004 M54 3.0 Sport Auto
E83 X3 2004 M54 2.5 Auto