It would have blown any ways. Stage 1 is the minimum you want to be at. The factory MAP is flawed. There is a flaw in the timing that causes burnt valves.
219,000miles 5/2012 ej257 short block, 8/2011 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
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