
DPF Parts Direct.com has the largest Redline Emissions Products® inventory in North America.
Redline Emissions Products® is an all-makes line of aftertreatment emissions parts that are available through a network of dealers and select online retailers.
DES (parent company for DPF Parts Direct.com) is a Master Dealer for REP. Redline Emissions Products® offers one of the most comprehensive parts coverage in the industry, with over 100 SKUs for DPFs / DOCs, over 45 clamps, over 110 gaskets, over 100 sensors, over 45 weld bungs, and over 30 charge air coolers & accessories.
Redline Emissions Products® DPFs feature our Born on Weight™ on the ID tag, which helps cleaning shops know the exact target weight of a cleaned unit. All REP parts are OEM quality fit, with professional top-tier packaging and single item packaging that helps protect during shipping and for inventory. Shipping warehouses are on west and east coast of U.S., making ground shipping fast and affordable.
Redline Emissions Products (39)
Redline Emissions Products Replacement for Cummins ISM DOC / Catalyst (5287521 / REP 58804)

Redline Emissions Products Replacement for Cummins ISM DOC / Catalyst (5287521 / REP 58804)
$1,745.00
This Redline Emissions Products DOC Catalyst Replacement (REP 58804) for Cummins is a direct replacement for the OEM number(s) listed below. OEM: 4965223NX, 5287521, A035H536, 5287520, 4965217 also replaces models / brands: Durafit C20-0004, Skyline D-CEXH-MN-0403-K and Roadwarrior C043-ID, C0043-IDNew, no core required. Uses (2) REP G22007 Gas...
Redline Emissions Products Replacement for Cummins ISM DOC / Catalyst ( 4965243 / REP 58803)

Redline Emissions Products Replacement for Cummins ISM DOC / Catalyst ( 4965243 / REP 58803)
$1,985.00
This Redline Emissions Products DOC Catalyst Replacement (REP 58803) for Cummins ISM is a direct replacement for the OEM number(s) listed below. OEM: 4965243NX, 5287191NX, A035G674 also replaces models / brands: Durafit C20-0003, Skyline D-CEXH-MN0402-K and Roadwarrior C028-ID, C0028-IDNew, no core required. Uses (2) RED G22007 gaskets (include...
Redline Emissions Products Replacement for Cummins ISB DOC / Catalyst ( 5287480 / REP 58801)

Redline Emissions Products Replacement for Cummins ISB DOC / Catalyst ( 5287480 / REP 58801)
$1,665.00
This Redline Emissions Products DOC Catalyst Replacement (REP 58801) for Cummins is a direct replacement for the OEM number(s) listed below. OEM: 5287480NX, 4965285NX, 4965285RX, A035H236, Q621385 also replaces models / brands: Durafit C20-0001, Skyline D-CEXH-BG0401-K and Roadwarrior C0A3-ID, C0103-IDNew, no core required. Uses (2) REP G22005 ...