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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C0129-ID OEM Equivalent DOC for Detroit Diesel
60% off
C0129 - ID OEM Equivalent DOC for Detroit Diesel - DPF Discounter
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C0129-ID OEM Equivalent DOC for Detroit Diesel

$1,909.70
$4,794
C0131-ID OEM Equivalent DOC for Cummins
60% off
C0131 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0131-ID OEM Equivalent DOC for Cummins

$2,026.70
$5,084
C0137-ID OEM Equivalent DOC for Cummins
60% off
C0137 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0137-ID OEM Equivalent DOC for Cummins

$1,523.60
$3,824
C0138-ID OEM Equivalent DOC for Navistar MaxxForce
57% off
C0138 - ID OEM Equivalent DOC for Navistar MaxxForce - DPF Discounter
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C0138-ID OEM Equivalent DOC for Navistar MaxxForce

$1,090.60
$2,541
C0139-ID OEM Equivalent DOC for Cummins
60% off
C0139 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0139-ID OEM Equivalent DOC for Cummins

$1,469
$3,685
C0143-ID OEM Equivalent DOC for Cummins
60% off
C0143 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0143-ID OEM Equivalent DOC for Cummins

$1,987.70
$4,987
C0148-HF OEM Equivalent DOC + DPF for Navistar MaxxForce
60% off
C0148 - HF OEM Equivalent DOC + DPF for Navistar MaxxForce - DPF Discounter
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C0148-HF OEM Equivalent DOC + DPF for Navistar MaxxForce

$1,848.60
$4,639
C0151-ID OEM Equivalent DOC for Hino
60% off
C0151 - ID OEM Equivalent DOC for Hino - DPF Discounter
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C0151-ID OEM Equivalent DOC for Hino

$3,110.90
$7,805
C0152-ID OEM Equivalent DOC for Cummins
60% off
C0152 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0152-ID OEM Equivalent DOC for Cummins

$2,314
$5,805
C0176-ID OEM Equivalent DOC for Cummins
60% off
C0176 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0176-ID OEM Equivalent DOC for Cummins

$1,934.40
$4,854
C0185-ID OEM Equivalent DOC for Navistar MaxxForce
60% off
C0185 - ID OEM Equivalent DOC for Navistar MaxxForce - DPF Discounter
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C0185-ID OEM Equivalent DOC for Navistar MaxxForce

$2,477.80
$6,219
C0186-ID OEM Equivalent DOC for Cummins
60% off
C0186 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0186-ID OEM Equivalent DOC for Cummins

$1,848.60
$4,639
C0187-ID OEM Equivalent DOC for Cummins
60% off
C0187 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0187-ID OEM Equivalent DOC for Cummins

$3,017.30
$7,569
C0211-ID OEM Equivalent DOC for Cummins
60% off
C0211 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0211-ID OEM Equivalent DOC for Cummins

$2,723.50
$6,833
C0227-ID OEM Equivalent DOC for Cummins
60% off
C0227 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0227-ID OEM Equivalent DOC for Cummins

$1,987.70
$4,987
D2005-MD OEM Equivalent DOC for Genie
59% off
D2005 - MD OEM Equivalent DOC for Genie - DPF Discounter
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D2005-MD OEM Equivalent DOC for Genie

$1,540.50
$3,774
D2014-ID OEM Equivalent DOC for Caterpillar
59% off
D2014 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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D2014-ID OEM Equivalent DOC for Caterpillar

$4,162.60
$10,201
D2019-ID OEM Equivalent DOC for Caterpillar
59% off
D2019 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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D2019-ID OEM Equivalent DOC for Caterpillar

$3,672.50
$8,999
D2023-ID OEM Equivalent DOC for Caterpillar
59% off
D2023 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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D2023-ID OEM Equivalent DOC for Caterpillar

$3,957.20
$9,698
D2024-ID OEM Equivalent DOC for Caterpillar
59% off
D2024 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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D2024-ID OEM Equivalent DOC for Caterpillar

$2,406.30
$5,896
D2033-ID OEM Equivalent DOC for Caterpillar
59% off
D2033 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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D2033-ID OEM Equivalent DOC for Caterpillar

$2,220.40
$5,440
D2034-ID OEM Equivalent DOC for Caterpillar
59% off
D2034 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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D2034-ID OEM Equivalent DOC for Caterpillar

$2,120.30
$5,195
C0200-ID OEM Equivalent DOC for Cummins
60% off
C0200 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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C0200-ID OEM Equivalent DOC for Cummins

$1,773.20
$4,446
D2064-ID OEM Equivalent DOC for Deutz
59% off
D2064 - ID OEM Equivalent DOC for Deutz - DPF Discounter
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D2064-ID OEM Equivalent DOC for Deutz

$1,630.20
$3,993