AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) - 2009-2013 Audi A3 1.6 TDI (8P1) powertune-digital TR (GD/GG) are maintained while

TR (GD/GG) are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels

2005 Subaru Legacy GT

2007 Mercedes-Benz SLK 55 AMG

2001 Subaru Impreza WRX NB AWD (GDA(A/B))

AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) - 2009-2013 Audi A3 1.6 TDI (8P1) powertune-digital TR (GD/GG) are maintained whileThe 5100 Series shock absorbers for the 2009 2013 Audi A3 1. 6 TDI (8P1) 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 you