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zzp stage 2
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  1. Performance Modifications
    I'm considering doing the ZZP stage 2 upgrade with a 3.1" pulley and 42# injectors. I was considering having a local shop do the tune, but it looks like they are going to charge $600. Ideally I would like to just use the ZZP tune, but I've heard it's not great. The alternative is to buy HP...
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