Thinking to upgrade your 370z handling, and I advise that you upgrade with a HKS Hipermax III Coilovers Kit. With the added HKS's Hipermax III Coilover for your 370z handling improved dramatically. A 370z replacement for the factory springs, the lightweight performance HKS Hipermax III Coilover improve handling, reduce body roll, and do not negatively impact ride quality. With the HKS Hipermax III Coilover series, the driver gains increased wheel control with improved performance of all vehicle dynamics and increased driver command in all conditions. Hipermax III combines track-quality control with excellent ride and handling characteristics at real-world street speeds. HKS all-new Hiper Linear Piston Fluid Channel System damping system creates a positive relationship between piston speed and damping force, making it possible to produce a suspension that provides track-level control and feedback with exceptional ride quality at the same time.

The HKS Hipermax III Coilover non-electrolysis nickel plated shock bodies provide durability in severe weather conditions. The HKS Hipermax III Coilover has stainless lock nut & ride height adjuster featuring anti-rust & corrosion characteristics for enhanced durability. In addition, the Hipermax III is shock-body adjustable (most applications) to allow vehicle height adjustment without affecting spring rate and piston stroke. With the HKS Hipermax III Coilover range of adjustability, precise corner balancing can be achieved. Chrome-plated cylinder shafts provide excellent durability and newly-design rubber upper mounts reduce harshness. Cold wound and manufactured in-house at HKS to ensure quality and consistency. Linear progression piston adjusts oil passages for precise stroke management resulting in smoother valve movements. As piston speed increases, dampening rate linearly increases. So forget those thoughts of having a factory springs on your 370z and take a look at the HKS Hipermax III Coilovers today.