Diesel Oxidation Catalyst (DOC)

Explore our latest high-quality aftermarket Diesel Oxiation Catalyst (DOC) from renowned manufacturers, backed by industry-leading warranties for long-lasting peace of mind. Enjoy free ground shipping on all DOCs for most U.S. states. Please note that we currently do not ship to California. Customers from California, Alaska, Hawaii, and Puerto Rico can contact us for a freight quote. Need assistance in finding the right part for your truck? Call us at (330)-573-5396 today, or chat with our team on this page!

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C0228-ID OEM Equivalent DOC for Cummins
C0228 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0228-ID OEM Equivalent DOC for Cummins

$2,791.22
C0178-ID OEM Equivalent DOC for Detroit Diesel
C0178 - ID OEM Equivalent DOC for Detroit Diesel - DPF Discounter
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Roadwarrior

C0178-ID OEM Equivalent DOC for Detroit Diesel

$5,049.56
C0330-ID OEM Equivalent DOC for Cummins
C0330 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0330-ID OEM Equivalent DOC for Cummins

$2,683.89
C0331-ID OEM Equivalent DOC for Cummins
C0331 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0331-ID OEM Equivalent DOC for Cummins

$3,323.92
C0332-ID OEM Equivalent DOC for Cummins
C0332 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0332-ID OEM Equivalent DOC for Cummins

$3,508.56
C0351-ID OEM Equivalent DOC for Cummins
C0351 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0351-ID OEM Equivalent DOC for Cummins

$3,371.65
C0326-HF OEM Equivalent DOC + DPF for Hino
C0326 - HF OEM Equivalent DOC + DPF for Hino - DPF Discounter
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Roadwarrior

C0326-HF OEM Equivalent DOC + DPF for Hino

$3,785.60
C0334-ID OEM Equivalent DOC for Navistar MaxxForce
C0334 - ID OEM Equivalent DOC for Navistar MaxxForce - DPF Discounter
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Roadwarrior

C0334-ID OEM Equivalent DOC for Navistar MaxxForce

$3,564.85
C0318-ID OEM Equivalent DOC for Paccar
C0318 - ID OEM Equivalent DOC for Paccar - DPF Discounter
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Roadwarrior

C0318-ID OEM Equivalent DOC for Paccar

$3,670.08
C0317-ID OEM Equivalent DOC for Navistar MaxxForce
C0317 - ID OEM Equivalent DOC for Navistar MaxxForce - DPF Discounter
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Roadwarrior

C0317-ID OEM Equivalent DOC for Navistar MaxxForce

$1,553.14
C0333-ID OEM Equivalent DOC for Paccar
C0333 - ID OEM Equivalent DOC for Paccar - DPF Discounter
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Roadwarrior

C0333-ID OEM Equivalent DOC for Paccar

$3,349.62
D2027-ID OEM Equivalent DOC for Caterpillar
D2027 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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Roadwarrior

D2027-ID OEM Equivalent DOC for Caterpillar

$3,806.28
C0337-ID OEM Equivalent DOC for Cummins
C0337 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0337-ID OEM Equivalent DOC for Cummins

$2,394.11
C0339-ID OEM Equivalent DOC for Navistar MaxxForce|Cummins
C0339 - ID OEM Equivalent DOC for Navistar MaxxForce|Cummins - DPF Discounter
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Roadwarrior

C0339-ID OEM Equivalent DOC for Navistar MaxxForce|Cummins

$3,279.07
C0341-ID OEM Equivalent DOC for Cummins
C0341 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0341-ID OEM Equivalent DOC for Cummins

$2,350.73
C0343-ID OEM Equivalent DOC for Cummins
C0343 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0343-ID OEM Equivalent DOC for Cummins

$2,984.24
C0355-ID OEM Equivalent DOC for Cummins
C0355 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0355-ID OEM Equivalent DOC for Cummins

$4,004.73
C0356-ID OEM Equivalent DOC for Cummins
C0356 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0356-ID OEM Equivalent DOC for Cummins

$15,378.21
C0328-ID OEM Equivalent DOC for Navistar MaxxForce
C0328 - ID OEM Equivalent DOC for Navistar MaxxForce - DPF Discounter
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Roadwarrior

C0328-ID OEM Equivalent DOC for Navistar MaxxForce

$1,961.18
C0345-ID OEM Equivalent DOC for Navistar MaxxForce
C0345 - ID OEM Equivalent DOC for Navistar MaxxForce - DPF Discounter
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Roadwarrior

C0345-ID OEM Equivalent DOC for Navistar MaxxForce

$1,748.92
C0349-ID OEM Equivalent DOC for Cummins
C0349 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0349-ID OEM Equivalent DOC for Cummins

$4,195.19
C0346-ID OEM Equivalent DOC for Navistar
C0346 - ID OEM Equivalent DOC for Navistar - DPF Discounter
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Roadwarrior

C0346-ID OEM Equivalent DOC for Navistar

$1,459.82
C0363-ID OEM Equivalent DOC for Paccar
C0363 - ID OEM Equivalent DOC for Paccar - DPF Discounter
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Roadwarrior

C0363-ID OEM Equivalent DOC for Paccar

$3,108.69