BMW M3 and M4 - Sway No More by PowerflexUSA Feb 7, 2021 0 766 Less Body Roll for More Driving Control* The F80 M3 and F82 M4 are beastly machines with tons of power and loads of great technology. And as with all BMW M cars, all that performance and tech is accom... BMW F80 F82 F83 F8X M3 M4 PFR5-4013-25 rear sway bar bushings sway bar bushings weight transfer Read more