The ISC N1 coilover is the optimum suspension tool for improved handling for your street or weekend track car. This suspension is perfect for someone looking for performance, adjustability (height and dampening) and other quality features. Our self - manufactured ISC N1 coilover allows us to have top grade quality control and innovative RD capabilities due to our in - house company dynamic. ISC has been present for over 12 years in Asia and Australia and almost 10 years in the United States. Over a decade of experience and feedback has allowed the ISC N1 to evolve into what it is today a premium suspension for car enthusiasts