93 Oil Change
CF Veteran




Joined: Nov 2010
Posts: 5,840
Likes: 117
From: In the middle of Minnesota!
Year: 1999
Model: Cherokee
Engine: 4.0
There are probably more oil threads than any other topic. Search is your friend. And you need 6 quarts for the 4.0 engine.
And another good site to research oil and filters is "bobistheoilguy". Here's a link. Check out the oil forums specifically.
http://www.bobistheoilguy.com/
And another good site to research oil and filters is "bobistheoilguy". Here's a link. Check out the oil forums specifically.
http://www.bobistheoilguy.com/
Last edited by tjwalker; Mar 17, 2015 at 05:36 PM.
Senior Member
Joined: Sep 2008
Posts: 897
Likes: 12
From: Sioux Falls, SD
Year: 1999
Model: Cherokee(XJ)
Engine: 4.0L
Best price point on oil filter will be a Purolator Classic. Spoil it with a Purolator Gold, or WIX.
Oil? Summertime: Shell Rotella 15W40. If your engine doesn't leak oil, I suggest Shell Rotella T6 Synthetic. I have had good luck with most major oils, but the 4.0L will thank you for the extra zinc/additives in the diesel oil package.
Consensus is to avoid FRAM oil filters except in dire emergencies and temp use only.
Grabbing some popcorn now..
Oil? Summertime: Shell Rotella 15W40. If your engine doesn't leak oil, I suggest Shell Rotella T6 Synthetic. I have had good luck with most major oils, but the 4.0L will thank you for the extra zinc/additives in the diesel oil package.
Consensus is to avoid FRAM oil filters except in dire emergencies and temp use only.
Grabbing some popcorn now..
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
I only run home made snake oil. My neighbor presses it, he gives me some when I need it in exchange for the wife cleaning his living room once a week. She spends a couple hours over there but my engine really loves the oil so I know it's worth it!
As for filters, Melitta has a great bamboo unit in #4 size. Really clean.
...
There's a thread on oil in my signature. Give it a boo.
As for filters, Melitta has a great bamboo unit in #4 size. Really clean.
...
There's a thread on oil in my signature. Give it a boo.
CF Veteran
Joined: Feb 2010
Posts: 12,367
Likes: 23
From: Oroville, CA
Year: 1995
Model: Grand Cherokee
Engine: 4.0 with all of the noise and clatter
I only run home made snake oil. My neighbor presses it, he gives me some when I need it in exchange for the wife cleaning his living room once a week. She spends a couple hours over there but my engine really loves the oil so I know it's worth it! As for filters, Melitta has a great bamboo unit in #4 size. Really clean. ... There's a thread on oil in my signature. Give it a boo.
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CF Veteran
Joined: Jul 2013
Posts: 7,554
Likes: 17
From: Monett, MO.
Year: 1999
Model: Cherokee
Engine: 4.0
Oil filter brands easy #1 Wix #2 NAPA Gold or Silver made by Wix.
As for oil it depends on what its going into I use Rotella in my XJ and all my Diesels everything else gets full syn Castrol except for my race motors and I use Mobile 1/NAPA NASCAR Racing Filters (Wix) in them because I have a sponsor for the oil and filters.
As for oil it depends on what its going into I use Rotella in my XJ and all my Diesels everything else gets full syn Castrol except for my race motors and I use Mobile 1/NAPA NASCAR Racing Filters (Wix) in them because I have a sponsor for the oil and filters.
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
Oil filter brands easy #1 Wix #2 NAPA Gold or Silver made by Wix.
As for oil it depends on what its going into I use Rotella in my XJ and all my Diesels everything else gets full syn Castrol except for my race motors and I use Mobile 1/NAPA NASCAR Racing Filters (Wix) in them because I have a sponsor for the oil and filters.
As for oil it depends on what its going into I use Rotella in my XJ and all my Diesels everything else gets full syn Castrol except for my race motors and I use Mobile 1/NAPA NASCAR Racing Filters (Wix) in them because I have a sponsor for the oil and filters.
Rotella T6 5w40 and a Ford FL-1A filter for both the 88 MJ and 00 XJ 4.0's
They live happy lives, I don't like snakes so avoid the snake oil, I prefer to listen to old wives tales as an entertainment source instead.
They live happy lives, I don't like snakes so avoid the snake oil, I prefer to listen to old wives tales as an entertainment source instead.


