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Really, what spec oil?

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Old Oct 25, 2019 | 04:56 PM
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Default Really, what spec oil?

Really, what spec oil? Dexos 1 or 2, sn, sn+, 4718m. I want to use a good quality full synthetic oil but which one? My car is a 2010 stock Ls3, last oil change was Castrol synth 5/30 magnatec. If an earlier spec oil is a better oil I’ll look for that, dunno if dexos is good for my application 95,000mi. So I’m looking for good oil for my motor....
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Old Oct 26, 2019 | 01:39 AM
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Driven LS30
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Old Oct 26, 2019 | 01:41 AM
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Mobil one only...5w/30.
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Old Oct 26, 2019 | 11:27 AM
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You are overthinking this, use a good quality synthetic 5w30 and don't think about it. I use M1.

Last edited by LS14ME2; Oct 26, 2019 at 11:28 AM.
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Old Oct 26, 2019 | 01:34 PM
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x2 theres no magical oil for these cars....these threads pop up every single day same answer.
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Old Oct 26, 2019 | 03:00 PM
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Mobil 1 High Milage or Valvoline Max Life Full Synthetic High Milage oil. You cant go wrong with those two....
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Old Oct 26, 2019 | 04:25 PM
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I'm switching from mobil 1 5w30 to 0w40 next oil change
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Old Oct 27, 2019 | 10:34 AM
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Mobil1 "Extended Performance" - from what i understand is their only 100% synthetic, but don't quote me on that.
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Old Oct 28, 2019 | 04:49 PM
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Originally Posted by tcole826
Mobil1 "Extended Performance" - from what i understand is their only 100% synthetic, but don't quote me on that.
The full list of full synthetic Mobil 1 oils. Basically ALL of them:

https://mobiloil.com/en/motor-oils/synthetic
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Old Oct 28, 2019 | 08:44 PM
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Originally Posted by indyblue67
The full list of full synthetic Mobil 1 oils. Basically ALL of them:

https://mobiloil.com/en/motor-oils/synthetic
Hey! I said don't quote me! haha. Oil is such a heated topic.
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Old Oct 28, 2019 | 09:19 PM
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+1 Mobil, Castrol, Valvoline....

Originally Posted by LS14ME2
You are overthinking this, use a good quality synthetic 5w30 and don't think about it. I use M1.
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Old Oct 29, 2019 | 08:49 AM
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What spec does your owner's manual call out? ANY oil that meets that specification. I personally use Pennzoil Platinum, but if it's out of stock at WallyWorld when I go to purchase I simply buy another highly rated full synthetic oil like Castrol Edge, Mobil 1 Extended Performance, Castrol Magnetec.
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Old Oct 29, 2019 | 10:16 AM
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Originally Posted by cuisinartvette

theres no magical oil for these cars....these threads pop up every single day same answer.
new 2 me ..... Exactly ... The Chevrolet engine in these cars is nothing special or out of the ordinary , and does not require some 'Special' engine oil made from 'Unobtainium' or 'Dragons Blood'.

Look at your Owners Manual .... It will tell you to use a full synthetic SAE 5W-30 engine oil that meets the Dexos spec (such as Mobil 1)

Again .... Look in your Owners Manual


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Old Oct 30, 2019 | 12:40 AM
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It's always best for your engine to use the oil your engine was born with!
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Old Oct 30, 2019 | 08:39 AM
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Originally Posted by Turbo6TA
new 2 me ..... Exactly ... The Chevrolet engine in these cars is nothing special or out of the ordinary , and does not require some 'Special' engine oil made from 'Unobtainium' or 'Dragons Blood'.

Look at your Owners Manual .... It will tell you to use a full synthetic SAE 5W-30 engine oil that meets the Dexos spec (such as Mobil 1)

Again .... Look in your Owners Manual
Cracks me up man. I'm I'm convinced some people think this car was made with the finest Americans wearing white gloves...and that the car will self implode if given .01 ml of the incorrect octane fuel.
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