Quote:
Originally Posted by Gelbster
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Plain ol' Mobil 1 5W30 ranks 10th out of 143!
Here are the top 10 for ease of reading;
1. Prolong Engine Treatment added to 5W30 Pennzoil Ultra
2. Prolong Engine Treatment added to 5W30 Castrol GTX
3. Prolong Engine Treatment added to 5W30 Pennzoil
4. 5W30 Motul 300V Ester Core 4T Racing Oil
5. “Oil Extreme concentrate” added to 5W30 Pennzoil Ultra
6. “Oil Extreme concentrate” added to 10W30 Brad Penn, Penn Grade 1
7. Oil Extreme Motor Oil 5W30
8. 10W30 Lucas Racing Only
9. CFS 0W30 NT Millers Nanodrive Racing Oil
10. 5W30 Mobil 1