My dad has an SR5 on stock shocks and I don't notice any more sway from my car to his car. Though, I didn't really pay attention but there was nothing I noticed any significant to note. I'll do a back to back drive when I get a chance and report back.
I just installed Bilsteins 5100's on my 14 Limited, and they're great for normal city driving. The ride is firm but compliant. Definitely took care of the nose dive. I set my fronts at the 1.75"(third notch from the bottom) setting to level the front because I like the look. Old Xreas felt...