#6 Plug Wire Clearance Help

With headers, clearance is slim.........
Which header?

I'm guessing similar to this and your tight at the shock tower/a-arm bracket........
upload_2021-3-26_20-38-21.png
upload_2021-3-26_19-23-30.png



How about bent nose pliers wrapped with painter tape?

upload_2021-3-26_19-20-16.png

Possibly extended terminal (this from UK) .........

upload_2021-3-26_19-26-20.png