Applications:

For Subaru Impreza WRX 2000.08-2007.06 GDA GD9 GGA

For Subaru Impreza WRX STI 2000.10-2004.06 GDB (RIM P.C.D.=100)

For Saab 9-2X 2005-2007 GGA GGE

Specifications:

Adjustable height: Yes, lowering 1″ to 3″

Damping: 24 levels rebound damping adjustable

Top mounts: Pillow ball top mounts

Adjustable camber plate: Front only

Spring rate Front: 9 kg/mm(504 lbs/in)

Spring rate Rear: 7 kg/mm(392 lbs/in)

Shock type: Twin tube

Spring Preload: 7-10 mm

Feature:

Lowered height adjustment from 1″ – 3″ which allow lower center of gravity and also add a more aggressive stance. 
A 24 rebound damping adjustment level allows you the ability to perfectly dial in your coilover setup. You will experience better ride quality in all road conditions.
Pillow ball top mount – It improves the steering feel and response.
Camber plate top mounts help to eliminate the need for a separate camber kit.
Twin-Tube structure allows sufficient stroke within the shock absorber.
Complete Suspension Kit of 4 Shock Absorbers & 4 Springs for an easy installation.
Separate height adjustment does not affect damper stroke.
Height can be adjusted with coilovers installed on the vehicle.
High Tensile performance spring – STRESS TESTED OVER 600,000 times while the spring distortion is less than 0.04%. Plus the special surface treatment improves the durability and performance.
Height Adjustment tools included.
Full rebuildable.