Arnott's new Coil Spring Conversion Kit was exclusively designed for the 2002 - 2007 Hummer H2. This suspension kit converts the vehicles air springs with metal springs made from US steel. The H2 springs are designed to maintain the factory-intended trim height of the vehicle. This aftermarket kit also includes arnott's new cutting-edge technology Electronic ByPass Module (EBM) to reliably eliminate dash panel fault codes. This pioneering technology easily connects directly to your vehicle's electronics in a matter of minutes.