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go with the highest! Try to use the highest octane in your state. I can tell the difference from the different fuels just because of the 93 being way more responsive than regular. But just my opinion.
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Full bolt on 2lt/Rs. Any questions? always a pm away!
Obx/Mace/Rx/Mrt/Vararam/Bcam/4.11 Gears/SS Brakes
USAF. Stationed in TX
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