Quote:
Originally Posted by Black GT
2011 GT500's are getting roughly 70-75rwhp by going with 3-4lbs. boost and tune.
I would guess tune only is picking up 30 or so hp, so boost you would be looking at 7-8 hp per lb. of boost.
That's with the stock 2.1L Eaton.
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It should be about the same for the ZL1.