CUMMINS ISX 15 DOHC DIESEL ENGINE CONTROL MODULE ECM 3683289 OEM. IN GOOD CONDITION PLEASE SEE PICTURES. MATCH PICTURES AND/OR PART NUMBER IF LISTED TO MAKE SURE THIS IS THE RIGHT PART YOU NEED. ASK US IF YOU HAVE ANY QUESTIONS OR CALL YOUR LOCAL DEALER. WE STRIVE TO KEEP OUR CUSTOMERS SATISFIED.