ApplicationCompatible for Honda Civic FD1 FD2, FD7, FA1, FG1, FG2, FA5, for FK, FN, MK806-11 8th Gen.Compatible for Honda Acura CSX 2006-2011SpecificationQuantity: 2 pieces front + 2 pieces rear（Split rear shock absorber）Front Spring Rate: 7 kg/mm (392 in/lbs)Rear Spring Rate: 6 kg/mm (336 in/lbs)Color:RedAdjustable Height: YesAdjustable Camber Plate: Yes,（Front Only),with Pillow ball top mountWarranty: one year warranty for any manufacturing defectThese Coilovers are \"Lowering Kit\" and DOES NOT adjust to Factory Ride Height.No drilling, cutting, or modification necessary.SPECIAL NOTES: Prior to installation, verify all hardware and properly tighten.Feature- Able to lower ride height by 1\'\'-3\'\'; allows user to have a more aggressive stance.- 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.Note* No instruction included; Professional installation alignment suggested.* Please check our store for other auto parts you may be interested in.* Please feel free to contact us for whatever we can help.