OK, so it's $8 a quart and takes 2.5 quarts (that's if you have low range too). $24 is cheap to not have to replace your transfer case. You'll only have to do this every few years....and that's if you drive it a lot.
'81 Scrambler w/ FI 360 AMC, 33x12.50 BFG M/T's, 5" of lift, ARB'd Dana 44's F & R, Dana 300 clocked & twin sticked w/4:1, Warn XD9000i, etc...
2002 Grand Cherokee Limited, 2008 Overland Grand Cherokee, a 1976 CJ-7 in pieces and 3 more off-brand 4x4s...............