exhaust problems

[millermanbg]

I just broke my header were it ys together into the silencer i have noticed alot of speeds like ming have hmf pipes are those somthing that comes stock on a speed or did the guy before me put on the pipe and also whats the best way to tell if it just a slip on or if it s full system thanks if any one have a hearder for sale that will work let me know the strait pipes not work very well for cruises around town