Originally Posted by P's_Z

Dont know how s techs perform on Z's, but i know they we're horrible on my WRX. Very sloppy, bouncing around, could feel all imperfections on the road, did not provide any performance at all!!! I later installed swifts and the difference was night and day, perfect drop, very mild, and performed a WHOLE lot better than the stechs. Like i said, cant talk about how the 2 will behave on a Z, but as far as product quality and performance goes, i feel swifts are better... Hope this helps