Cummins CM550 ECM 3944124 Used Working

Cummins ISB 5.9L Diesel Engine Computer ECM ECU PCM 24 Valve P3944124 *CORE*

TESTED CUMMINS ISB CM550 6BTA 5.9L ECM COMPUTER P/N 3944124 NO CORE RETURN

Cummins ISB 5.9 ECM Engine Control Module P3990517 24V Diesel ECU 3990517 1998

CUMMINS ECM COMPUTER P/N 3944124

3937299 Cummins ECM Used Working unit Good used Engine Control Module

cummins engine ISM ECM ECU P3965953

(MATCH 3944124) CUMMINS ISB CM550 6BTA 5.9L ECM COMPUTER FOR PARTS ONLY