Classic MegaSquirt 3 USB Tuning Cable

Direct USB connection—no adapters needed. This USB tuning cable allows you to connect your ECU directly to your laptop or PC for tuning, datalogging, and firmware updates. It’s compatible with: MegaSquirt-3 (MS3) w/ MSX Expansion MegaSquirt-3 (MS3) No bulky serial adapters required—this cable plugs straight into your USB port and directly into your ECU’s tuning connector for a clean and reliable connection. Key Features: Direct USB-to-ECU communication No USB-to-serial adapter required Plug-and-play with Classic MegaSquirt - MSX or MS3 Rugged, shielded design for stable data transfer Essential for tuning with TunerStudio or loading firmware Note: This cable is not compatible with MS1 or MS2 ECUs that require a DB9 serial connection. For those systems, a USB-to-serial adapter and serial cable are required.