Originally Posted by JoeD

Not to speak on their behalf, but it won't be too wise of a business decision to only release catless long-tubes. Take a look at how many on this forum have high-flow cats vs. test-pipes, and that will give you some indication of the market share they will be missing out on.

Every reputable manufacturer of aftermarket long-tube headers for most other cars offer cats as an option. I can't see why Fast Intentions will be any different.