ite...im kinda confused...wats the diff between the mild rage coated in silver and the stainless steel rage header?? wats a bfh??? ok im prolly gonna pik up a rage header and a carsound hi flow cat(im gonna to an exhaust later on, i wanna see how the header performs first)....i need to get a 2.5 flex pipe to add on the header cuz the rage headers dont come with em right?? by 2.5" custom exhuast u mean jus pik up an apexi muffer and have a shop bend exhuast piping for me?? thanks alot monkey

p.s. ill also be running obd2 so will there be a prob with oxygen sensors??