hey i been wandering if a hmf full system is better than a curtis sparks or fat boy exhaust full systems

pleaz choose the brand u think is the best for my quad and y
thanxs 4444444 any of the replies

curtis sparks
fat boy 4
hmf

which one is the best$???????????$

 

I dont know nothing about the --curtis sparks or fat boy 4 exaust but i have a hmf and if you get some dyno jets to go with it you will get some great gains you WILL FEEL IT!!!

 

hmf is really nice more of a bottom to mid pipe.