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2Fast2FuriousDude said:I think seriously 10W isn't going to differ much from 5W. So If you are already using 10W I don't think 5W going to hurt.
Is your car using oil at the moment?
But as said, I would feel more comfortable at least 15W-??.
Shounak said:Why would you use something so thin? It will also most likely be a complete and utter waste of money..
Pearls to a swine? Anyone?
Use the recommended oil for the Ecotec.. Go for a 15w-40 oil, if you really want to use a good oil, there's a more appropriate Mobil oil..
The only advantage will be that your oil will need to be changed every 20,000km..
But my personal recommendation, put Penrite HPR15 in your car and change it every 10,000km.. Flame grilled, I'm thrilled..