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Hello, I’m dealing with a p0300 and p0301-308, misfire on all 8. Car is a 2017 gt, 6r80, 2018 manifold locked out, free flowing exhaust, Paxton 3.6 pulley on 93 with boostane lund tuned. Filled up with 93 and boostane and drove the car for half a tank over two days, parked it for 2-3 days and...