AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) (True Coilover) - 2006-2012 Porsche 911 3.8 Turbo 4WD (997) helper-springs If you've outgrown entry-level lowering

If you've outgrown entry-level lowering springs and want a real coilover system that rewards a harder-driven F430

2004 Toyota 4Runner Limited

1989 BMW 6 Series 633 (E24)

2014 Subaru WRX STI (GE/GH)

2013 Chrysler 300C Luxury (LD)

AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) (True Coilover) - 2006-2012 Porsche 911 3.8 Turbo 4WD (997) helper-springs If you've outgrown entry-level loweringThe 5100 Series shock absorbers for the 2006 2012 Porsche 911 3. 8 Turbo 4WD (997) 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