Small hands are helpful too. I did it with just a assortment of extensions and flex sockets. After finishing I thought that maybe 13mm moon wrench would have worked. IIRC remove oil tube an be sure to stuff a rag down there. And also release the fuel rail so you can get a better look.

My 104.98 is CIS. Unless you've changed the air hoses recently the ones going into the intake and ICV and CSV will be like iron and most likely will break.