Quote:
Originally Posted by Frank in MD
Not on a V6. V6 was designed to run regular unleaded gas. Premium on the 6'er is pointless.
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Ran my RS for 2 1/2 years on 87. It ran great. The SS L99 must have 91 or higher as it affects the ECM. No need for anything above 87 with the V6. Mine would get up and go with no problem. Don't waste your money. Get a cold air intake if you want to see real improvement.