OEM Surplus DPFs/DOCs

We have a large selection of brand-new OEM-made DPFs and DOCs, as well as complete aftertreatment systems. From brands such as Cummins, Caterpillar, Detroit Diesel, etc.

Since these DPFs & DOCs are OEM, they are available in California, unlike aftermarket Diesel Particulate Filters & Diesel Oxidation Catalysts.

Mercedes Euro 5 SCR, A9304901314

$3,000.00 ~~$7,192.93~~

OEM Cummins "SCR" SUR 4353842

$3,000.00 ~~$5,569.28~~

OEM Cummins Inlet DOC (5509713)

$5,400.00 ~~$9,900.00~~

OEM Cummins SCR 5509670

$4,456.17 ~~$6,591.28~~

OEM Cummins SCR 5509671 / 5418501

$5,500.00 ~~$11,660.00~~

New OEM "Take-off" Cummins DPF Module (5509716 / 5633759)

OEM Cummins DPF 5509716 / 5633759

$2,700.00 ~~$3,999.00~~

New OEM "Take-off" Cummins Inlet Catalyst Module (5509710)

OEM Cummins Inlet Catalyst Module (5509710)

$6,551.67 ~~$10,550.00~~

OEM Cummins Mixer Module (5507303)

$3,200.00 ~~$3,726.00~~

OEM DPF RA0004903692 / A6804910494

$850.00 ~~$1,065.99~~

OEM Detroit / Mercedes Outlet Catalyst Module (A6804910155)

Detroit Outlet Module (A6804910155)

$2,500.00

OEM Cummins SCR 5418555

$4,995.99

OEM Cummins DPF 4394580, 5579372

$1,700.00

OEM Cummins SCR 5510282

$7,500.00 ~~$10,300.00~~

OEM Cummins SCR 4394891

$4,000.00 ~~$6,100.00~~

OEM Cummins SCR 5510283

$6,500.00 ~~$8,000.00~~

OEM Cummins SCR (5510281)

$7,500.00 ~~$10,300.00~~

OEM Cummins Mixer 5509281

$3,100.00 ~~$3,700.00~~

OEM Cummins SCR (5509687)

$7,995.00 ~~$11,662.00~~

OEM Cummins SCR (5418634)

$7,995.00 ~~$11,662.00~~

OEM Cummins SCR module 4394203

$3,985.00 ~~$7,645.00~~

New OEM "Take-off" Cummins Diesel Particulate Filter / DPF (4388037)

OEM Cummins DPF 4388037

$4,000.00 ~~$6,376.00~~

OEM Cummins DOC Module (5308481 / 4353312)

$3,000.00 ~~$5,340.36~~

OEM Detroit DPF for 2016 & Newer One Box A6804914194

Detroit DPF for 2016 + One Box A6804914194

$1,500.00 ~~$2,782.86~~

OEM Detroit One Box / A0024908092

$12,000.00

Part of an engine, with a dark grey overlay.

Can You TRUST Buying DPFs Online? Learn who to trust & how to buy.

DPF Parts Direct.com is more than an online store, we’re backed by parent company DES, with 15+ years of hands-on shop experience with diesel emissions systems – including parts, cleaning equipment & retrofitting – and 42 years of diesel repair experience.

We know the equipment AND service end of the emissions industry!