The XIM? Ignition Module lets you easily install the EZ-EFI 2.0?, XFI 2.0? and XFI Sportsman? on many distributor-less ignition type EFI engines. It?s a simple plug-and-play installation with factory type connectors that plug into your factory sensors. Also available are standalone ignition modules for coil-per-cylinder carb applications or original EZ-EFI? that enable programmble control of the late model coil-per-cylinder ignition systems, independent of the fuel delivery method or any factory computer. Nominal dimensions: 7.25″W x 6″H x 2″D. This XIM kit contains everything need to run a GM LS1/LS6 engine independent of EFI or with a carburetor. Designed to be run independent of Efi or with carburetor. Includes MAP sensor.