what would be better

[jdetten]

i have a prochamber with spintech prostreets with it and i wasnt a little louder and deeper sound and im looking at original 40 series or mac flow path wich would be the better one to get

 

[Darkhorse845]

Flowmaster 40 series

 

[GreekStang85]

if you want louder and deeper get a catback like magnapack, but if you want the ones your choosing from i would go with the mac flowpaths for louder and deeper, the 40's are just loud they are not really deep.