Resonator piping question?

[Slick2500]

Well just fyi the stock cat back on our cars is good till something like 350 whp anyway so unless your making that much power or plan on making that much power your wasting money replacing the piping anyway.....

[Pokealong1227]

Well just fyi the stock cat back on our cars is good till something like 350 whp anyway so unless your making that much power or plan on making that much power your wasting money replacing the piping anyway.....

Well then somebody else on this forum should have told me that. Already have two 2.5" inlet mufflers so it's too late now.