Damn. I dont beat my car that much, but i do have headers, that might make a difference? maybe? but im ok with the 21 because i have fun in my car.
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Next Mods: 9.5psi pulley(waiting to install), Forge 007 BPV, Boost, Wideband, and oil Pres. gauges, Stage 2 Cams, AEM F/IC and tune
300whp here I come 
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