In the last year alone I have had 3 plugs break upon removal. 1 06 dodge 160K mi. OE plugs. 1 03 caddy 122Kmi OE plugs, 1 Ford 4.6 F-150 07 111K mi. OE plugs. I have been using anti seize on plugs for 30+ years and read all tsbs and OE references here in this ... Login to read more.