they're pretty bold running 13 psi on stock internals, but its alot to be said that the car is making 600+ hp on the stock auto tranny and making 9 second passes.
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2011 Mustang 5.0 | 3.55's | Lethal Performance off road H-Pipe | Magnaflow Muffler Delete | JLT CAI/Bama tuned 417whp/ 404 ft/lbs
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