TPX Power Source offers the new Cummins INLINE 6 Data Link Adapter. This new Cummins Inline 6 adapter is now the only genuine Cummins product on the market and is the only adapter available that Cummins certifies to be 100% compatible with all features of the latest Cummins ECMs and software applications. The INLINE 6 can communicate with your PC through a 9-pin serial connector. The INLINE 6 also can communicate with your PC over a Universal Serial Bus (USB) through a 4-pin standard connector. The INLINE 6 adapter connects to vehicle power, the SAE J1708/J1587 data link, and two CAN/J1939 data links via a 25-pin serial connector. This is a great product that delivers performance and quality.