10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
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Does anyone know why every time I try to order oil from Costco they turn around a day later and cancel the order? The reason they give in email is some BS about the address or billing but I’ve...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
I have been running 5-30 Costco oil in all of our cars for the past few years. Exceptional value, zero issues.
Two older (2007) N52 BMWs and a 2008 Subaru ez36 boxer engine. Each car has 160k+...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
I think he has more experience after using the product for 10 years and over 300k miles. Safe to say 10k is the norm for many cars now.
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
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Your car is going to start burning oil with oil changes that long. 5k ALWAYS
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
If you guys have a Costco business center near you, they carry six one-quart cases for $21.99. I have not seen this at the regular warehouses. I think this is the regular price there, so it's...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
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I've got a 2006 E150 on the brink of 200K.
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
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Dash looks like E or F series Ford.
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
The others have said it but here's my personal recommendation.
If you do a ton of short trips less than a couple of miles and our engine doesn't ever warm up then you are introducing condensation...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
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If less than 1k per year more likely to need an annual oil change because any water contamination isn't being burned off. If the engine gets up to operating temperature at least once a month, you...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Let's be real.
At this point, it's time for you to google the answer yourself and make a decision. If it makes you feel better, I heard the same from other mechanics
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
I have too much 0w-20 lol
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
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Ford 4.6l 2v in a E250
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Correct. Just picked up in-store at $30.99.
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
That’s awesome that you got this many miles with the car and random oil changes. What car is it?
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Simply drop an oil sample and get it sent in to Blackstone Oil Laboratories and it will give one an extensive analysis of one's current oil condition whether it is still good or not. So if the...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Due to condensation buildup and contaminants it causes on metal parts. Can always pull a sample and get a oil analyzer test done ans see what their recommendation is. I have a 73 Nova that gets...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
So if a car is only driven 1k miles in a year, its oil should still be changed even if it's using synthetic oil? Seems kind of excessive. What's the science behind changing oil at a certain time...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Change it if thế oil looks dark ỏr every year. Oil is oil...
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Just bought some today flat tempe costco, it was 30.99
10-Qt Kirkland Signature Full Synthetic Motor Oil $31.99 ($33.99 for non members)
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Thread created 01-22-2024 by discman017
+201 Score
246 Replies
83,418 Views
Passed 320k miles and still going with random oil changes at random times using random oil. A lot of factors determine if oil will be your limiting factor in an engine or the car as a whole.
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