• Hey guys and gals I just recently got my yoshimura engine plugs any one know...

    Hey guys and gals I just recently got my yoshimura engine plugs, any one know what size hex the OE bigger plug is? I don't have that size in my tool box

    2 comments
    • Can't remember if it was 8 or 10, but it's not torqued tight so you could get an m6 bolt, tighten two nuts on the bottom, and use that as a makeshift key..

    • Awesome thanks!