is an aftermarket intake manifold of any value for the money ? what are the real gains?? with stock turbo? if so what brand? i have a smarty 0n #5 s&b intk. 4in.open muffler cat mia i tow and and off road would like toget more mpg? or do i save for a bigger turbo??

 

save for a bigger turbo. they don't help out that much.