MegaSquirt-III is the latest generation of MegaSquirt hardware from Bowling & Grippo. With a high speed dual core processor, onboard SD card logging, built in USB adapter, and many features requested from the racing world, this takes MegaSquirt to a new level. The MS3X expansion board pushes things even further, allowing you to upgrade your MS3 to have 8 sequential injector drivers, 8 logic level spark outputs, 6 relay / solenoid driver outputs, and more. Plus, the MS3X expansion board will drop right into your MS3 with easy bolt in installation - no soldering required! For more information, see the official MS3 website at ms3efi.com.