Mike, I used a CenterForce DF behind my 434 with the TKO. I thought it worked awesome. If I had to do it over again, I would buy the same clutch.
Some of the mixed reviews may have been coming from the late model guys. I've heard that CF isn't a good choice for 4th Gen F-bodys.
https://lateral-g.net/gulbranson/...terforcedf.jpg