the ratios have been published?
the 8L90 has two overdrive right?
having more just means better opportunity to stay in high power at those higher speeds...?
I'm guessing here so....
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2017 SS 1LE | HBM | Vortech V3-Si supercharger (620RWHP and 575ft lbs) | PDR | Black Bowties | Illuminated Front Black Bowtie | Illuminated Door Sills | Smoked Tails | vented seats mod
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