We would not recommend these for a road car if you want adjustable shock absorber for a road car you are better off using spax these are mainly used on FIA race cars the reason is they have to!
Brand: Koni
Manufacturer's Part Number: 821389
Part Type: Shocks and Struts
Product Line: Koni Special D Shocks
Internal Design: Twin-tube
Adjustable Valving: Yes
Gas Charged: No
Bushing Material: Rubber
Bushing Color: Black
Boot Included: No
Quantity: Sold individually.
The shocks that started it all! Koni Special D shocks feature an adjustable, mono-tube, high-pressure gas design that improves ride and handling performance. They're an affordable, perfect choice for OE replacement or vehicle improvement.