I have seen many people have this mod...and well, what is it? I plan on installing an HKS Muffler on my future '97 SE, so would I need an RT Cat?

What does it do?
Does it increase the horsepower? If so, by how much?
Where can I get one? How much?

Thanks!!

 

check out http://www.randomtechnology.com/ and read a lil...

in essence its just a higher flow cat...

for pricing go to http://www.lightningmotorsports.com