Royal Purple

[SS Shaun]

then for that just get Mobile1 syn. just as good i put it in my LS1 in march and it did fine for me all season i put about 3000 miles on my motor over the summer and i checked it ever few weeks and it was still pretty clean. the only hard driving i did the my ls1 was on dyno day after that it was just running on the street and going to local cruises