Roadwarrior Emission Products

Roadwarrior Inc. manufactures a broad range of Diesel Particulate Filters (DPFs), Diesel Oxidation Catalysts (DOCs) and Selective Catalytic Reduction (SCRs) for post-2007, medium to heavy duty trucks and buses.

Roadwarrior's aftermarket DPFs and Catalysts are available for all major manufacturers and provide equal or greater performance to OEM parts, without the added cost of core charges.

With over 150 designs, and counting, Roadwarrior has the largest selection of aftermarket DPFs and DOCs on the market.

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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$12,876.25
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D2019-ID OEM Equivalent DOC for Caterpillar
59% off
D2019 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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Roadwarrior

D2019-ID OEM Equivalent DOC for Caterpillar

$3,672.50
$8,999
D2020-SA OEM Equivalent DPF for Caterpillar
59% off
D2020 - SA OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2020-SA OEM Equivalent DPF for Caterpillar

$3,348.80
$8,205
D2021-FX OEM Equivalent DPF for Caterpillar
59% off
D2021 - FX OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2021-FX OEM Equivalent DPF for Caterpillar

$3,706.30
$9,084
D2022-SA OEM Equivalent DPF for Caterpillar
59% off
D2022 - SA OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2022-SA OEM Equivalent DPF for Caterpillar

$5,292.30
$12,968
D2023-ID OEM Equivalent DOC for Caterpillar
59% off
D2023 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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Roadwarrior

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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Roadwarrior

D2024-ID OEM Equivalent DOC for Caterpillar

$2,406.30
$5,896
D2031-SA OEM Equivalent DPF for Caterpillar
59% off
D2031 - SA OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2031-SA OEM Equivalent DPF for Caterpillar

$2,623.40
$6,428
D2033-ID OEM Equivalent DOC for Caterpillar
59% off
D2033 - ID OEM Equivalent DOC for Caterpillar - DPF Discounter
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Roadwarrior

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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Roadwarrior

D2034-ID OEM Equivalent DOC for Caterpillar

$2,120.30
$5,195
D2037-FX OEM Equivalent DPF for Caterpillar
59% off
D2037 - FX OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2037-FX OEM Equivalent DPF for Caterpillar

$2,848.30
$6,979
D2039-SA OEM Equivalent DPF for Caterpillar
59% off
D2039 - SA OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2039-SA OEM Equivalent DPF for Caterpillar

$3,387.80
$8,302
D2046-SA OEM Equivalent DPF for Caterpillar
59% off
D2046 - SA OEM Equivalent DPF for Caterpillar - DPF Discounter
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Roadwarrior

D2046-SA OEM Equivalent DPF for Caterpillar

$2,412.80
$5,913
C0316-SA OEM Equivalent DPF for Paccar
63% off
C0316 - SA OEM Equivalent DPF for Paccar - DPF Discounter
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Roadwarrior

C0316-SA OEM Equivalent DPF for Paccar

$2,039.70
$5,544
C0310-SA OEM Equivalent DPF for Cummins
63% off
C0310 - SA OEM Equivalent DPF for Cummins - DPF Discounter
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Roadwarrior

C0310-SA OEM Equivalent DPF for Cummins

$2,262
$6,187
C0307-SA OEM Equivalent DPF for Volvo Mack
60% off
C0307 - SA OEM Equivalent DPF for Volvo Mack - DPF Discounter
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Roadwarrior

C0307-SA OEM Equivalent DPF for Volvo Mack

$2,003.30
$5,028
C0200-ID OEM Equivalent DOC for Cummins
60% off
C0200 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

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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Roadwarrior

D2064-ID OEM Equivalent DOC for Deutz

$1,630.20
$3,993
C0301-SA OEM Equivalent DPF for Detroit Diesel
71% off
C0301 - SA OEM Equivalent DPF for Detroit Diesel - DPF Discounter
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Roadwarrior

C0301-SA OEM Equivalent DPF for Detroit Diesel

$2,827.50
$9,689
C0229-ID OEM Equivalent DOC for Cummins
60% off
C0229 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0229-ID OEM Equivalent DOC for Cummins

$2,901.60
$7,280
C0303-ID OEM Equivalent DOC for Paccar
60% off
C0303 - ID OEM Equivalent DOC for Paccar - DPF Discounter
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Roadwarrior

C0303-ID OEM Equivalent DOC for Paccar

$2,268.50
$5,692
C0308-ID OEM Equivalent DOC for Isuzu
60% off
C0308 - ID OEM Equivalent DOC for Isuzu - DPF Discounter
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Roadwarrior

C0308-ID OEM Equivalent DOC for Isuzu

$2,111.20
$5,299
C0224-ID OEM Equivalent DOC for Cummins
60% off
C0224 - ID OEM Equivalent DOC for Cummins - DPF Discounter
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Roadwarrior

C0224-ID OEM Equivalent DOC for Cummins

$2,003.30
$5,028
C0309-SA OEM Equivalent DPF for Isuzu
60% off
C0309 - SA OEM Equivalent DPF for Isuzu - DPF Discounter
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Roadwarrior

C0309-SA OEM Equivalent DPF for Isuzu

$1,495
$3,752
C0053-SA OEM Equivalent DPF for Isuzu
57% off
C0053 - SA OEM Equivalent DPF for Isuzu - DPF Discounter
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Roadwarrior

C0053-SA OEM Equivalent DPF for Isuzu

$1,083.60
$2,524