my set up is like what u talking about but with stock manifolds to 2.5 y to a flow master 2 into 1 then 3 inch to a 50 series flow
my set up is like what u talking about but with stock manifolds to 2.5 y to a flow master 2 into 1 then 3 inch to a 50 series flow
1998 chevy 1500 with 6.0/4l80e comp cam, tune, exhaust,