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What oil are you guys running in your trucks?

Get a good quality filter

I have read a lot of these threads where people are concerned about using the best oil, but never mention what filter they use. Whats the point of using a high quality oil if you are going to use a Fram toilet paper filter.
 
I run Rotella non-syn and change every4-5000approx, one main thing to consider is unless you have a bypass filter to help remove soot from the oil, programmers and egr equipped trucks soot up the oil fast which causes more wear. If i would spend the 5-700 for a good bypass oil system i would run amsoil or rotella syn and extended drain intervals. Just my opinion. Thanks
 
I run Rotella non-syn and change every4-5000approx, one main thing to consider is unless you have a bypass filter to help remove soot from the oil, programmers and egr equipped trucks soot up the oil fast which causes more wear. If i would spend the 5-700 for a good bypass oil system i would run amsoil or rotella syn and extended drain intervals. Just my opinion. Thanks

$500 to 700, what pass system are you looking at? You can get the Amsoil by-pass for just under $400.
 
I run amsoil 15-40 full syn in both my diesels( '05 cummins w/ 220k, tows heavy all the time, and '07 6.7 w/ 110k, for pulling a sled trailer :face-icon-small-hap) I doubt if it really adds up $$$ wise, but it makes me feel better after seeing comparisons on lubicity. I change oil as soon as I have time after about 8000 miles. ( I know they say you can run longer, but it makes me nervous)

I will say there is nothing wrong with non synthetic rotella though, a lot guys run that for many hundreds of thousands of miles with zero issues related to the oil they use.
 
I run Shaffer 7000 10,000 miles at a time in my 08 Dmax. The oil sample came back clean and told me to extend and send in another sample at 15k, but I drive 20k a year max and I figure I can change my oil twice a year. I don't know how many of you guys are familiar with the company Lynden Freight, but they're an over the road trucking company that runs Schaffer in all their fleet and do 75K oil changes with a filter change at every 20K Oil has come much further than the brains understanding of oil breakdown.
 
Ran ams and then royal in my diesel 120000 and still as clean as could be at every oil change.

How are you judging it? From the looks of the oil? Looking at oil and saying it is good is pretty silly. Unless there is something obvious, water, coolant, etc there is no way to look at oil and know if it is good. I've never seen diesel oil that isn't black even after 15 minutes of running.


I too prefer Amsoil DEO. Using and Amsoil Nano Filter Ea Synthetic on my Gasser. MANN Oil filter for my TDi. Wish they had an Ea for the TDi but not yet. Using a Stanadyne aftermarket Fuel filter.
 
Valvoline Premium Blue since the day I bought it. 2006 Dodge
120,000 miles.
 
This thread needs to come back!!

Any one using a CI-4+ oil ? Like chevron multi-fleet delo or Phillips Super HD II.


I think the CJ-4 oils have removed a bunch of the good additives to extend the plugging life of the DPF but at the Cost of engine performance.
 
Schaeffers supreme 9000 in my 1 ton ford. full synthetic, and a K&N oil filter keeps me good for 9000 miles at a clip.

my dad run's schaeffers frog snot, Moly Bond, in his KW's... never an oil related failure. He has done so for 1 million miles of his 3 million mile+ owner operator career. 37 years driving this year.:first:
 
Good old 15-40 John Deere oil in my 09 dura. I figure if its good enough to run in a 300,000 dollar tractor it probably should do its job in a pickup!
 
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