RK Autowerks S55 BILLET PINNED CRANK HUB stoppingpower H&R Sway Bars are the

H&R Sway Bars are the perfect compliment to H&R Springs

Mounting hardware

This intercooler is compatible with stock and aftermarket charge pipes

For increased performance

Introducing the perfect answer for cars equipped with electronic shocks

RK Autowerks S55 BILLET PINNED CRANK HUB stoppingpower H&R Sway Bars are the4 pin design to ensure the hub wont spin, even with heavily modified S55s Laser scanned to ensure perfect fitment direct replacement for stock Designed and machined in house with our CNC mills Machined from heat treated 4130 Chromoly Compatible with all S55 M models 2014 2018 F80 M3 2014+ F82 M4 2019+ F87 M2 Competition & M2 CS