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Discussion Starter #1
okay so im trying to figure out a few things i recently bought a evo for my work truck and it has the display and only 4 setting which program do i have and how do i change the top speed limiter and i keep getting this engine code and the display says it t/s charger underboost what does this mean and if i only have 4 seeting and i keep it on 3 which is performance do i need a pyro
 
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