This plug will work with DSM and EVO 8/9 when replacing OEM or aftermarket low impedance injectors with high impedance injectors. Avoid cutting and splicing your resistor box harness, simply remove the resistor box and plug in the OHM Racing Resistor Box Delete Plug. Easy! New OHM Racing EVO & dsm Resistor Pack Delete Plug Beautifully constructed with: GXL high temperature automotive wire 3:1 adhesive heat shrink