ApplicationsCompatible for Subaru Impreza 2002-2007 GDA GDBCompatible for Subaru Impreza STI 2004 GDA GDBCompatible for Subaru Impreza Bugeye/ BlobeyeCompatible for Subaru Impreza Outback SportCompatible for Saab 9-2X 2004 2005SpecificationQuantity: 2 piece front + 2 pieces rear as shownAdjustable damper: 24 ways adjustable damper forceAdjustable height: Yes, lowering 1-3\'\'Adjustable camber plate: Yes（front only）Spring rate front: 9 kg/mm (504 lbs/in)Spring rate rear: 7 kg/mm (392 lbs/in)Shock type: Twin tubeTop mounts: Pillow ball designColor: RedWarranty: one year warranty for any manufacturing defectFeature - Able to lower ride height by 1\'\'-3\'\'; allows user to have a more aggressive stance.- Coilovers are 24-way adjustable. Rebound and Dampening adjustment which allows the user the ability to dial in your coilovers to any driving needs. The user can enjoy a comfortable riding experience in all road conditions.- Pillow ball top mount --- this design helps combat noise while tuning. It also improves the steering feel and response.- Twin-Tube Shock design is used for low internal frictional resistance in order to increase efficiency and keep shock temps low.- Height adjustment does not sacrifice damper stroke length.- These coilovers are able to have their height adjusted without being taken out of the car.- High Tensile strength performance spring---Tested under a 600,000 time continuous compression test, the spring distortion was less than 0.04%. Plus, the special surface treatment improves the durability and performance.- Adjustment tools included in the kit.Notice-Professional installation is highly recommended (No Instruction Included)-Please feel free to contact us for whatever we can help.