In addition to classic functionality

All these changes will give you the competitive edge

which results in lower current demands and operation stability against huge drive pressures

high performing 60mm external wastegate designed for control strategies that actively bias the top chamber with increased pressure for large boost bandwidth operation

This means that understeer or oversteer can be removed within a few minutes

Nissan S13 Feal Coilover Kit 441 Long-Heavy 12K/5K wisefab In addition to classic functionalityEach shock is designed with Feal Suspension expertise and success in many top level international motorsports and through years of experience tuning various shock brands. Feal Suspension strongly believe that the 441 coilovers have an edge on shock design that gives you confidence and a competitive advantage where needed most. Nissan S13 Coilover Kit with 12kg Front and 5kg Rear springs Heavy Front Cartridge Pro Long Stroke (with helper spring) High