Fall-Line Motorsports G8x / F8x M2 / M3 / M4 Rear Upper Control Arm Bearing Set Boxster Aerodynamic design

Aerodynamic design

If not already installed

This brings a sensible performance gain

G82/G83 M4

Our Stage 1 remap produces around 600 BHP which is very useable especially in xDrive form

Fall-Line Motorsports G8x / F8x M2 / M3 / M4 Rear Upper Control Arm Bearing Set Boxster Aerodynamic designMADE IN THE USA. Rubber bushings found in the G8Xs rear upper arms are the last weak link in an otherwise rigid suspension. The original BMW bushings yield to cornering forces applied to the suspension, resulting in camber and toe change that is not ideal for performance driving. Fall Lines kit replaces the soft upper control arm bushings with spherical bearings, enabling the rear suspension arms to move smoothly through their travel and giving the