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Registered
1998 Kia Shuma
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5 Posts
Discussion Starter · #1 ·
I've use all kinds of oil and the one I'm using now seems the best for me.
The oil brand is "Top Secert" 5-50(Japanese racing car oil).

Whats the best motor oil you have used?
 

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Premium Member
2015 Buick Verano "Leather Group", 2015 Kia Optima Hybrid
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6,063 Posts
I usually dont stay with 1 brand. I usually try all different see what if there is a difference. but i always use synthetic oil. 5w30 in my spectra and 10w40 in my sephia.



 
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