01-24-2006, 10:40 PM
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#3 |
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3" Exhaust
Join Date: Oct 2005
Location: Michigan
Posts: 55
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N/A, I use 10-30 but its got to be synthetic, a lot more safer at high RPM's
 and only the best for my Supra! I've also herd the Havoline and Valvoline are the best, there the least to "sludge up" no QuakerState, not sure if its true tho.
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