General Civic Talk - venom 400????

would thischange the air to fuel ratio? would the car need to be tuned in order to use this safely w/o messin' anything up? the website don't give a lot of information, so i'm kinda confused! please help!

http://www.venom-performance.com/nf/html/v400.cfm

I dunno man seems sketch to me. The site looks kinda legit......but. Interesting.

i'm not gettin' it from the site... thats just where i found info on it!