Nexus Plug-in ECU-GM Delco, plug and play compatiable with the following vehicles: Holden Commodore VN-VP V6 (DFI module), automatic and manual transmissions Holden Commodore VN-VP V8 (Distributor), automatic and manual transmissions Holden Commodore VR-VS V8 (Distributor), manual transmissions only; Does not support VS Series III Holden Commodore VR V6 (DFI module), manual transmission only.