AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) - 2007-2011 BMW 3 Series 335i (E9X) Diamante 2015 Porsche 911 (w/o PASM

2015 Porsche 911 (w/o PASM w/ PDCC)

5 4cyl (BM) was developed for the everyday driver who needs to hug the curves yet retain road comfort

providing flexibility for both track and street setups

Long gone are the days of fumbling with multiple wrenches to tighten jam nuts in place while trying to keep your bearings orientated correctly

AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) - 2007-2011 BMW 3 Series 335i (E9X) Diamante 2015 Porsche 911 (w/o PASMThe 5100 Series shock absorbers for the 2007 2011 BMW 3 Series 335i (E9X) utilize inverted upside down technology. The inverted design is race proven technology and produces an extremely strong damper, providing better suspension geometry under heavy lateral and braking loads as seen in a road and track environment. The 5100 Series shock absorbers give your car a better performance than the standard twin tube design. With the 5100 Series suspension