ok ive got 25 inch mudlites and want more bottom end ive got stuff to be adde dbut have yet to do it all the stuff will be on by the end of the week here are parts ive got to add whit brothers e series exhaust has 10 disc will i need less disc for more lowend also have and FST intake kit for those that have added it how air tight is it so it dont leak water in ive also got a 145 main jet is this gonna give me plenty of low end to turn the tires also will it hurt my topend with 10 disc or will 8 hurt it also will 8 give it alot more low end thinks let me know