Quote:
Originally Posted by DC2_JDM_ITR_KID
yeah your right but royal purple is race oil thats the only difference but your right there both really good oils but i perfer royal purple!!! lol i might have to try mobil1 just to check it out everyone honestly should b using synthetic tho thats all the matters
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i have a friend who uses royal purple b/c his car is an actual racecar. other than that, you shouldnt
need to run royal purple, unless your in higher rpm's alot