Quote:
Originally Posted by Jerm@AAMComp
We took a showroom stock G37S and dyno'd it at 290WHP. Added nothing more than this exhaust and dyno'd it at 312WHP.
We were just as amazed as you guys! When we did an actual dyno tune, we got even more horsepower out of it.
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what dyno did you use? most people don't see anything close to 290whp stock
your numbers already sound 15-25hp to high for stock……..