Jeep 2.5 and 4.0 Owners What you using

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Ilinois
Just thought I would see what most of my fellow Jeepers are using in their jeep

Location: Illinois
Year: 1999
Model: Wrangler
Engine: 2.5L 4 cyl
Miles: 58,000
Oil: M1 T&SUV 5w40
OCI:6 months or 8k
Oil Filter: Oversized Pure 1, Napa gold, or Super Tech
 
Location: Alabama
Year: 1990
Model: Cherokee
Engine: 4.0L 6 cyl
Miles: 103,000
Oil: Delo 15W-40
OCI: 6 months or 6,000 miles
Oil Filter: Purolator Premium
 
Illinois
2001 G. Cherokee
4.0 I6
84k
Trop artic or Pennz 10w30
2k (lots of short trips)
wix 51085 or AA total grip aa16
 
I ran 10w-30's @ fram PH8A's
shocked.gif
for 3K OCI's on my 1994 cherokee 4.0L and 1997 wrangler 2.5L. That was my pre BITOG days!
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Joel
 
Location: Mass.
Year: 1994
Model: Grand Cherokee
Engine: 4.0L 6 cyl
Miles: 148,000
Oil: Exxon Superflow 10/30 and 6 oz. of LP60
OCI: Every 3 months regardless of mileage
Oil Filter: Baldwin
 
Location: Mn.
Year: 1995
Model: Grand Cherokee
Engine: 4.0L 6 cyl
Miles: 121,000
Oil:Mobil 1 5w-30
OCI: every 6 months (3000 miles)
Oil Filter: Purolator Premium plus
 
Location: Iowa
Year: 1996
Model: Cherokee
Engine: 4.0
Miles: ~165,000
Oil: Amsoil 10W40
Filter: Baldwin
OCI: Between 7,000 and 10,000 miles
Type of driving: 85% highway, 15% city
 
I lived in Lindenhurst IL (west of Waukegan) when I had my bought new 95 JGC 4.0. I ran Mobil 1 10w30 for the 176,000 miles I owned it and my son-in-law now has 198,000 on it. Fram oil filter. Never a valve cover off or any problems except rear main seal replaces at 102,000 miles. With the new 5w40? SUV/truck oil out I'd probably use that.
 
Location: Minnesota
Year: 1988
Model: Cherokee
Engine: 4.0L 6 cyl
Miles: 83,500
Oil: Citgo Synthetic 5w30/10w30 (winter/summer)
OCI: every 4000+ miles
Oil Filter: Purolator Pure 1 or Wix (or Wix Clone Napa Gold)
 
Location: Sturbridge, Ma
Year: 1992 (mostly)
Model: Wrangler YJ
Engine: 2.5L 4 cyl 150cid
Trans: Muncie SM420 w/7.05:1 first gear
TCase: NP231HD 1/2ton Dodge by JB Conversions
Axles: lockers front/rear
Tires: 35" Mickey Thompson Baja Claws
Miles: 38,000 on motor out of '95 YJ
Oil: Castrol GTX 5W30 winter, Chevron Delo SAE30 and Delo 15W40 (the Delo 15W40 kicks butt). I also like SuperTech oils (XOM up here).
OCI: It depends on how much I wheel. 90% trail rig/10% street. With my new Delo stash, probably 3-4K+ miles
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The Delo really IS that good.
Oil Filter: Motorcraft FL300, SuperTech ST43(non-ecore stash), or Purolator 14670
 
Loc: Northern Cheezeland
Yr: 85.
Model: Cherokee.
Eng: 2.5, Ax-5.
Miles: 132,000.
Oil: 10w30 Castrol GTX, 5w30 Mob 1, 5w30 Super Tech, now T/A 5w30.
OCI: 3 to 4k, Have done 2 AutoRx's.
Oil Filter: Fram TG, now Quaker State.

My winter highway beater!
 
Location: Outer Banks
Year: 1999
Model: Cherokee
Engine: 4.0
Miles: 97K
Oil: Havoline 10W30
OCI:5K
Oil Filter: ST8A

Year: 2004
Model: Grand Cherokee
Engine: 4.7 V8
Miles: 13.5K
Oil: Bulk Mobil 5W30 (dealer)
OCI:3K
Oil Filter: Mopar 5281090
 
Location: Ohio
Year: 1994
Model: Cherokee
Engine: 4.0
Miles: 158,000
Oil: M1 T&SUV 5w40
OCI:6 months
Oil Filter:purolator Premium plus
 
Location:Windsor,Ontario (sin city north)
Years:1999 XJ & 2001 TJ
Both:4.0L
115,000 miles on XJ...62,000 miles on TJ
Oil:0W-40 Esso XD-3 Extra every 4 months or roughly 8,000km(5,000 miles)OCI
Napa Gold 1515 oversize or Baldwin B2
 
Location: Southeast PA
Years: 99 & 02
Models: TJ
Engines: 4.0 & 2.5 respectively
Miles: 107k & 53k
Oil: RTS
OCI: 6 months (around 9-10k) & still working on it
Oil filter: Mainly PureOne
 
Location: NC
Year: 1990
Model: Comanche Pioneer
Engine: 4.0
Miles: 161,109
Oil: Castrol HM 5W30 or Havoline HM 10W30
OCI: 6 months
Oil Filter: Purolator
 
2001 XJ 81k miles

4.0, AW4, D30, 8.25, 231 soon to be a 242, now featuring Teraflex rear discs :), currently wearing 4 studded snows, BFG TA KOs during summer.

I have used GC, AFL, ATM, T&SUV, and Pennsoil in the past. 12.5k miles on the T&SUV with a long commute. I recently got a job 1.5 miles from home, and I'm actually going to be moving closer this summer, I still don't know what I'll do. Probably RTS at 3k OCIs year round. GC is in it currently with a purolator Pure-One filter.
 
Location: Arkansas
Year: 1998
Model: Cherokee Sport
Engine: 4.0
Miles: 103800
Oil: Amsoil 10W40
OCI: 10K/1 year
Oil Filter: Amsoil SDF 15 every 5K/6 months

I have an oil change coming up and I'll be trying one of the new EAO filters without the filter change halfway through the OCI.
 
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