Hello everyone I am new and need advice on what header and cat back do you recommend. First my set up is 2001 lude block with mahle 11.5 pistons 87.00 mm – 94 lude head with stock head gasket skunk 2 pro2 cams - skunk 2 high compression valves - B18 skunk 2 springs and retainers - skunk 2 70mm TB - skunk 2 intake. 440 RC injectors - aem cold air intake - msd blaster ss coil - 250 fuel pumps hondata s300 tuned. Now the header I have is greddy and it's too small and megnaflow cat back and that's small to and I need to go 2 1/2 to 3" and I can't find anything. Please Help