how do you figure youll blow shit up ??? its ony of the safest kits on the market... it manages fuel and nitrous for you... wont spray if to lean wont spray if to rich... sounds safe to me... and it recognizes if bottle pressure is to low and goes into saftey protect mode... i have thie kit on my car and have been very pleased with it at only a 75 shot... i am selling my kit if your interested or ill sell just the smart box... shared_pm me or txt me for a faster responce 352-512-1175...