keith555 Octane Boostaholics Oct 29, 2013 #1 As above and really just making sure I am right in saying for my 05 sti the plugs are NGK 7b's. Car is unmodified bar centre section and back box. Cheers in advance. Keith
As above and really just making sure I am right in saying for my 05 sti the plugs are NGK 7b's. Car is unmodified bar centre section and back box. Cheers in advance. Keith
R Rob Spec C Octane Boostaholics Oct 30, 2013 #3 6's would be fine too if intending keeping it standard.
