Improve the handling and stance of your 2011–2014 Hyundai Sonata or 2011–2015 Kia Optima with the FIVE8 SS Sport coilover system. Designed for drivers who want adjustable ride height and improved suspension control, this setup enhances stability while maintaining comfortable daily drivability.

Both the Sonata and Optima share a similar platform, making them ideal candidates for a properly engineered suspension upgrade. FIVE8 SS coilovers help reduce body roll during cornering, improve overall chassis balance, and deliver a more planted driving feel compared to factory suspension components. With full ride height adjustment, drivers can fine tune their vehicle’s stance while maintaining reliable street performance.

Each coilover kit is constructed using durable materials and precision engineered internal components to ensure long term reliability. The mono-tube damper design promotes consistent damping performance and improved heat dissipation during demanding driving conditions. Electroplated carbon steel shock bodies help resist corrosion, while CNC-machined aluminum pistons and high strength springs contribute to stable suspension response.

For drivers searching for dependable Hyundai Sonata coilovers or Kia Optima coilovers, the FIVE8 SS Sport kit delivers adjustable ride height, durable construction, and improved suspension performance for daily driven vehicles and custom builds.

🔧 Coilover Kit Features

• Full Length Ride Height Adjustment
• Mono-Tube Damper Design
• Seamless 52mm Electroplated Carbon Steel Shock Body
• 20mm Piston Rod for MacPherson Suspension
• 14mm Piston Rod for Non-MacPherson Suspension
• 44mm High-Flow CNC 6061 Aluminum Piston
• CNC 6061 Aluminum Floating Piston
• Polyurethane Oil Seal
• SAE9254 Cold-Wound Spring
• Multi-Thickness Valving Shims
• Low-Gas Pressure Design
• 7.5w Compounded Suspension Fluid

⚙️ Spring Rates

Front: 6K
Rear: 7K

🚗 Fitment

2011 Hyundai Sonata
2012 Hyundai Sonata
2013 Hyundai Sonata
2014 Hyundai Sonata

2011 Kia Optima
2012 Kia Optima
2013 Kia Optima
2014 Kia Optima
2015 Kia Optima

📞 International Orders

For all international orders please call 626.672.0488 before placing your order.