Don't take this as an advertisement. I don't work for these guys. I HAVE though, spent an embarrassing number of hours researching every chemical and every additive in all the common conventional, part synthetic & synthetic oils. Use this: https://www.amsoil.com/storefront/sso.aspx Seriously. Nuff said.
2.2CL 4.5 quarts 3.0CL 4.6 quarts
Yes you can. They are the same part.
Use exactly what Acura recommends and nothing else.
you can use a 5W30 or 10W30 either or, but if you want the BEST I suggest a full synthetic oil in either of the types.
Yes!
2.3quarts...
I used Valvoline VV155 MaxLife SAE 5w30 Motor Oil in my 1990 acura legend
Yes, of course you can. You can even mix synthetic with conventional oil.
Factory recommends 5w-30 grade oil.
5w 30
Use only genuine Acura or Honda fluid and nothing else.
Use exactly what Acura recommends and nothing else. If it does not say use premium unleaded on the fuel door and in the owners manual then use regular. The use of premium is a total waste of money if that is not what Acura recommends.