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Has anyone dyno tested the tune from ESS?
Looking at stock AFR which are rich in upper RPM it would seem power could be gained from correcting them. My car broke 300WHP on a stock tune, I am going to need some SOLID proof something actually works to warrant the cost.
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Toy: 2008 Silver Z4MC 300WHP/241TQ 
Mods: OEM Euro Headers, RPI Scoop
Daily: 2010 Tacoma Double Cab |