Dont bash me guys lol i know this has been talked about but i would like a little better info as im a technical guy lls ive purchased a set of speed daddy headers i wanted to know is it bolt on? Would i need and fabrication? I saw some people stated that they needed to grab a zzp downpipe 3 inch i believe do i have to buy that as well? Anything else would i need? Wats the estimate time on installing these? Thanks again guys