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DEF Related

DPF Parts Direct is your aftertreatment source for parts & information on DEF (Diesel Exhaust Fluid). Read our "What is DEF" blog article here... (coming soon)

We've gathered up our DEF-related products for your convenience. Browse our growing selection of gaskets, dosers, decomp reactors, DEF filters, and more. SCRs too!

Volvo / Mack DEF Injector 22391563, 21332711, 21577030 and more
Volvo / Mack DEF Injector 22391563, 21332711, 21577030 and more

$225.00

    BOSCH Urea / DEF Filter (REP 1457436033 / 1457436088)
    BOSCH Urea / DEF Filter (REP 1457436033 / 1457436088)

    $55.00

      OEM Detroit Diesel, Frieghtliner, Mercedes DEF Doser A0001407439 & more
      OEM Detroit Diesel, Frieghtliner, Mercedes DEF Doser A0001407439 & more

      $500.00

        OEM Cummins DEF Injector 4377650 / 5506855 / 5508583
        Sale
        OEM Cummins DEF Injector 4377650 / 5506855 / 5508583

        $625.00 $1,159.11

          Redline Emissions Products Replacement for OEM Cummins DEF / Doser Gasket (4329681 / REP GD0201)
          Redline Emissions Products Replacement for OEM Cummins DEF / Doser Gasket (4329681 / REP GD0201)

          $27.00

            Redline Emissions Products Replacement for OEM Cummins DEF / Doser Gasket (4354280 / REP GD0202)
            Redline Emissions Products Replacement for OEM Cummins DEF / Doser Gasket (4354280 / REP GD0202)

            $24.33

              Redline Emissions Products Replacement for OEM Cummins Doser Gasket Kit 4354280 / 2885889 (REP GD0301)
              Redline Emissions Products Replacement for OEM Cummins Doser Gasket Kit 4354280 / 2885889 (REP GD0301)

              $41.57

                Redline Emissions Products Replacement for OEM Cummins Doser Gasket Kit 4963857/ 5292265 (REP GD0302)
                Redline Emissions Products Replacement for OEM Cummins Doser Gasket Kit 4963857/ 5292265 (REP GD0302)

                $18.10

                  Redline Emissions Products Replacement for OEM Cummins / VOLVO & more DEF / Doser Gasket (2880304 / REP GD0203)
                  Redline Emissions Products Replacement for OEM Cummins / VOLVO & more DEF / Doser Gasket (2880304 / REP GD0203)

                  $12.02

                    Redline Emissions Products replacement Doser Gasket for Cummins & Paccar (5418557 / GD0205)
                    Redline Emissions Products replacement Doser Gasket for Cummins & Paccar (5418557 / GD0205)

                    $27.87

                      Redline Emissions Products replacement gasket for Detroit Doser / A0001421180 (GD0206)
                      Redline Emissions Products replacement gasket for Detroit Doser / A0001421180 (GD0206)

                      $13.00

                        Cummins DEF Injector 2888173, 2888112, 1819798PEX, and more
                        Sold out
                        Cummins DEF Injector 2888173, 2888112, 1819798PEX, and more

                        $250.00

                          OEM Cummins Decomp Reactor SUR 5271588
                          Sale
                          OEM Cummins Decomp Reactor SUR 5271588

                          $880.00 $1,266.82

                            OEM Cummins Mixer 5509281
                            Sale
                            OEM Cummins Mixer 5509281

                            $3,100.00 $3,700.00

                              OEM Cummins mixing module 4387344
                              Sale
                              OEM Cummins mixing module 4387344

                              $1,500.00 $2,100.00

                                OEM CUMMINS MIXER MODULE (5417875)
                                Sold out Sale
                                OEM CUMMINS MIXER MODULE (5417875)

                                $1,100.00 $1,694.25

                                  OEM Cummins Mixer Module 5418125
                                  Sale
                                  OEM Cummins Mixer Module 5418125

                                  $1,500.00 $2,500.00

                                    OEM Cummins Mixer 4376715
                                    Sale
                                    OEM Cummins Mixer 4376715

                                    $1,600.00 $2,481.37

                                      OEM Cummins Mixer 4394594, 5417856, 5418127
                                      OEM Cummins Mixer 4394594, 5417856, 5418127

                                      $950.00

                                        New OEM Cummins SCR (4352986 / 4352985)
                                        Sale
                                        New OEM Cummins SCR (4352986 / 4352985)

                                        $2,100.00 $3,067.75

                                          OEM Cummins SCR 5418491
                                          Sale
                                          OEM Cummins SCR 5418491

                                          $4,300.00 $5,666.30

                                            OEM CUMMINS COMPLETE SCR ASSEMBLY / 2880616 side view
                                            Sale
                                            OEM Cummins SCR 2880616

                                            $2,600.00 $5,421.39

                                              OEM Cummins SCR 5418483
                                              Sale
                                              OEM Cummins SCR 5418483

                                              $3,985.26 $5,505.00

                                                OEM Cummins SCR (5418549)
                                                Sale
                                                OEM Cummins SCR (5418549)

                                                $7,500.00 $12,000.00