I use the Blitz 6.5g water containers.
Made in USA, self venting so no leaking out the vent hole.
They are really tough, readily available, and relatively cheap.
done.
Dont do a diff drop. Especially if you are lifting less than 3" The only reason to do one if if your CV angles are harsh. Look at your inner CV boots and if the fins have any space between them then you are fine.
You let the OME 881 springs give you the lift not the Bilsteins right? They...