QSUD or QS syn blend for 14' Nissan Frontier?

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If he drives 15k miles a year I would use QSUD and do 2 oil changes a year. The extra cost per thousand miles is no more than 50 cents, what can you do with 50 cents now a day ? Not even enough for a cup of coffee.
 
Originally Posted By: Garak
Originally Posted By: 901Memphis
But we didn't even discuss Quaker State defy yet?

Considering SN/GF-5 Defy isn't really a high mileage oil, why not?


I've noticed you've keep posting that. What is it about it that makes it a fake hm? You also keep saying that its a conventional with a premium price, however, its like $1 more than qsgb around here and its a synthetic blend. So it should be worth a dollar more.
 
If it were a dollar more here, I might agree. It's a few dollars more up here. I get Delvac 1 for cheaper than Defy.

What is annoying me about the product is, as I mentioned in a couple other threads, that a high mileage was customarily thicker in grade, with extra AW additives, and extra seal conditioning agents. If it's SN/GF-5 certified, those extras disappear very fast. QSGB and its SOPUS brethren are already near the GF-5 limits for phosphorous, so Defy won't have a lot extra. It won't be any thicker within the grade, either, since the GF-5 limits are within fairly narrow limits of the 30 grade. And the seal conditioners/swellers will certainly have to fall within seal compatibility rules for GF-5. So, if a person has a new vehicle, and it calls for an SN/GF-5 lubricant, they buy an SN/GF-5 lubricant. If someone wants something with extra additives and thicker within the grade, another SN/GF-5 lubricant isn't the answer.

Throw a dexos1 label on it and make it worth it. Mobil is a bit schizoid on the whole issue. In Canada, Mobil Super 2000 is an SN/GF-5 high mileage oil, one of the first ILSAC certified ones, and I was never happy with the product. At least Mobil 1 HM has the sense to be an A3/B3 type lubricant.
 
I used mobil 1 and a mobil 1 filter on the 2006 xterra I had with the 4.0.

Seemed to work great.

If it's a 4.0 then Id go with a quality full synthetic. Those vq engines (same a 350/370z) are reportedly rough on oil.
 
I'll tell him that Justin. Thanks for the heads up
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This isn't saying that a quality synthetic wouldn't work just fine for a 5k oci either. Just going by what I've read on the frontier/pathfinder/xterra forums and was linked to here from one of those.

Back then I was still changing at 3k with synthetic which now I know was a waste. Last oci I did on it was about 6 or 7k oci. No telling how much money I've wasted on the years before coming here.
 
Garak said:
If it were a dollar more here, I might agree. It's a few dollars more up here. I get Delvac 1 for cheaper than Defy.

What is annoying me about the product is, as I mentioned in a couple other threads, that a high mileage was customarily thicker in grade, with extra AW additives, and extra seal conditioning agents. If it's SN/GF-5 certified, those extras disappear very fast. QSGB and its SOPUS brethren are already near the GF-5 limits for phosphorous, so Defy won't have a lot extra. It won't be any thicker within the grade, either, since the GF-5 limits are within fairly narrow limits of the 30 grade. And the seal conditioners/swellers will certainly have to fall within seal compatibility rules for GF-5. So, if a person has a new vehicle, and it calls for an SN/GF-5 lubricant, they buy an SN/GF-5 lubricant. If someone wants something with extra additives and thicker within the grade, another SN/GF-5 lubricant isn't the answer.

Throw a dexos1 label on it and make it worth it. Mobil is a bit schizoid on the whole issue. In Canada, Mobil Super 2000 is an SN/GF-5 high mileage oil, one of the first ILSAC certified ones, and I was never happy with the product. At least Mobil 1 HM has the sense to be an A3/B3 type lubricant. [/qull

huh that's funny that there a greater price difference in the 2 up there qsgb 14 + and defy is 15+ here. Is the Sn g5 defy still a syn blend? To me ots with a dollar for syn blend down here.
 
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Here, you're looking at closer to $6 to $10 extra per jug, when speaking regular price, and much the same differential with the best rollbacks on either. The problem I have is that Shell simply has too many vanilla SN/GF-5 things on the market. Far be it for me to push dexos1, but if Defy is "better" than QSGB, then it should show some "better" specs of some sort, at least dexos1 or A1/B1. I realize that Shell is deathly afraid of extended drains, so if that isn't going to differentiate their more expensive offerings, they had better have something, rather than vague promises about seal conditioners and pictures of an odometer rolling over on the label.
 
So, sounds like u did good getting advanced durability this morning for $7 a jug hehe
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. At K Mart too

I like how the regular ole' QSGB does in my focus and the 97' Jeep
 
Originally Posted By: Garak
Here, you're looking at closer to $6 to $10 extra per jug, when speaking regular price, and much the same differential with the best rollbacks on either. The problem I have is that Shell simply has too many vanilla SN/GF-5 things on the market. Far be it for me to push dexos1, but if Defy is "better" than QSGB, then it should show some "better" specs of some sort, at least dexos1 or A1/B1. I realize that Shell is deathly afraid of extended drains, so if that isn't going to differentiate their more expensive offerings, they had better have something, rather than vague promises about seal conditioners and pictures of an odometer rolling over on the label.


I didnt know shell was worried about extended drains. A lot of folks do extend ocis with pp pu and they almost always look good
sopus should rethink that position

I know valvoline discourages extending but I've seen great uoas extending with it too.
 
Originally Posted By: slacktide_bitog
For a 5k OCI, the blend is more than adequate, unless the QSUD is only like $1 more.


It's about $2 more.
 
Originally Posted By: Bigdaddyeasy
I didnt know shell was worried about extended drains.

Well, they're deathly afraid of extended drains, or they don't worry about them, or however you want to word it. They don't market their oils for extended drains, whereas Mobil, Castrol, Amsoil, and even RP all have extended drain offerings.

There's a reason that gold bottle Edge and M1 EP can be found on Canadian shelves, whereas PU cannot be found. We pay enough for oil, and paying a $10 a jug premium for a PU that claims it can do no more than PP means that PU doesn't sell here and never will. If a vehicle's severe service interval is, say, 3750 miles, and one drives severe service, it doesn't matter if one is using PYB, Pennzoil Gold, PP, or PU, Shell says to change at 3750 miles. Mobil, Castrol, and so forth will stand behind their synthetic longer than that, and their top end synthetic longer yet.

The point I'm making is that Shell needs to differentiate its oils a little more, rather than rushing to have them all meet identical specifications. Marketing something as "better" and having the only verification of a higher end product being a higher price really doesn't cut it.
 
No problem. I know that the vanilla QSGB is going to be far preferred for the old F-150 once my Defy is used up. That, or I might have to grab something different from Shell or Imperial Oil distributors, since Walmart and Canadian Tire are such pains in the rump.
 
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