View 7 Photos View 0 Videos Cummins 4329591 Engine Part $1,000 USD (SURPLUS NEW/ OPEN BOX) Cummins OEM Decomposition Reactor, for sale!!! Cummins Part #: 4329591; Other Part #: A049Z294, A045S928; Stock #: DEF1011 For more information about this listing,... ConditionNewPart Number4329591Stock NumberDEF1011 MLS Number13979011CategoryEngine Miscellaneous Parts Last Updated11/12/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info