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Doc's Diesel Sale Tracker, November 2026

Is Doc's Diesel on sale?

No Doc's Diesel deal is live right now. Deal.ai checks Doc's Diesel prices at every store, and any deal shows here as soon as it starts.

Doc's Diesel makes diesel performance and maintenance parts, best known for fuel filters, oil filters and cold air intakes for Ford, Chevy and Ram trucks. Its filters are cross-referenced against OEM part numbers, so you can match one to your truck before ordering. Deal.ai checks Doc's Diesel prices at every store that carries them and keeps a price history on each part.

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Doc's Diesel prices today, and how low they've been

  • Doc's Diesel
    Doc's Diesel Chevrolet/GMC 6.6L Duramax Filter Maintenance Kit 2019-2026
    Doc's Diesel Chevrolet/GMC 6.6L Duramax Filter Maintenance Kit 2019-2026Prices and history
Doc's Diesel
Doc's Diesel Ford 6.7L Powerstroke Filter Kit 2017-2026
Doc's Diesel Ford 6.7L Powerstroke Filter Kit 2017-2026
Prices and history
  • Doc's Diesel
    Doc's Diesel Dodge/Ram 6.7L/5.9L Cummins 10W-30 Full Synthetic Oil Change Kit 1989-2024
    Doc's Diesel Dodge/Ram 6.7L/5.9L Cummins 10W-30 Full Synthetic Oil Change Kit 1989-2024Prices and history
  • Doc's Diesel
    Doc's Diesel Ford 6.7L Powerstroke 5W-40 Full Synthetic Oil + Filter Maintenance Kit 2017-2019
    Doc's Diesel Ford 6.7L Powerstroke 5W-40 Full Synthetic Oil + Filter Maintenance Kit 2017-2019Prices and history
  • Doc's Diesel
    Doc's Diesel Dodge/Ram 6.7L/5.9L Cummins 15W-40 Full Synthetic Oil Change Kit 1989-2024
    Doc's Diesel Dodge/Ram 6.7L/5.9L Cummins 15W-40 Full Synthetic Oil Change Kit 1989-2024Prices and history
  • Doc's Diesel
    Doc's Diesel Dodge/Ram 6.7L/5.9L Cummins 5W-40 Full Synthetic Oil Change Kit 1989-2024
    Doc's Diesel Dodge/Ram 6.7L/5.9L Cummins 5W-40 Full Synthetic Oil Change Kit 1989-2024Prices and history
  • Doc's Diesel
    Doc's Diesel Ram 6.7L Cummins Filter Combo Kit 2019-2024
    Doc's Diesel Ram 6.7L Cummins Filter Combo Kit 2019-2024Prices and history
  • Doc's Diesel
    Doc's Diesel Ford 6.7L Powerstroke Filter Combo Kit 2017-2019
    Doc's Diesel Ford 6.7L Powerstroke Filter Combo Kit 2017-2019Prices and history
  • Doc's Diesel
    Doc's Diesel Ram 6.7L Cummins Filter Combo Kit 2013-2018
    Doc's Diesel Ram 6.7L Cummins Filter Combo Kit 2013-2018Prices and history
  • Doc's Diesel
    Doc's Diesel Chevrolet/GMC 6.6L Duramax Filter Maintenance Kit 2017-2019
    Doc's Diesel Chevrolet/GMC 6.6L Duramax Filter Maintenance Kit 2017-2019Prices and history
  • Doc's Diesel
    Doc's Diesel Ford 6.7L Powerstroke 15W-40 Full Synthetic Oil + Filter Maintenance Kit 2020-2026
    Doc's Diesel Ford 6.7L Powerstroke 15W-40 Full Synthetic Oil + Filter Maintenance Kit 2020-2026Prices and history
  • Doc's Diesel
    Doc's Diesel Ford 6.7L Powerstroke Filter Combo Kit 2020-2026
    Doc's Diesel Ford 6.7L Powerstroke Filter Combo Kit 2020-2026Prices and history
  • Doc's Diesel
    Doc's Diesel Chevrolet/GMC 6.6L Duramax 15W-40 Full Synthetic Oil + Filter Maintenance Kit 2017-2019
    Doc's Diesel Chevrolet/GMC 6.6L Duramax 15W-40 Full Synthetic Oil + Filter Maintenance Kit 2017-2019Prices and history
  • Doc's Diesel
    Doc's Diesel Ford 6.7L Powerstroke 10W-30 Full Synthetic Oil + Filter Maintenance Kit 2017-2019
    Doc's Diesel Ford 6.7L Powerstroke 10W-30 Full Synthetic Oil + Filter Maintenance Kit 2017-2019Prices and history
  • Questions and answers

    Does Doc's Diesel run sales?
    Doc's Diesel discounts mostly around truck season events like Black Friday and Father's Day, and through bundle pricing on filter kits. The page lists any live deal and its price history shows whether the current price is high or low for that part.
    Where is Doc's Diesel cheapest?
    It depends on the part. Doc's Diesel sells direct on its own site, and Amazon and several diesel shops carry the same filters and intakes. Compare the landed price with shipping, since filter kits are heavy and shipping can erase a lower sticker price.
    What are Doc's Diesel's best-known products?
    Its fuel filter and water separator kits for 6.7L Power Stroke and 6.6L Duramax trucks, its oil filters, and its cold air intake kits. The fuel filter kits are the volume seller because they include the O-rings and are priced well below the Motorcraft or ACDelco equivalent.
    What is Doc's Diesel's return policy?
    Doc's Diesel accepts returns on unused parts in original packaging within a set window, typically 30 days, and you pay return shipping unless the part was wrong or defective. Filters that have been installed or soaked in fuel are not returnable, so check the part number before installing.
    Are Doc's Diesel filters as good as OEM?
    Doc's Diesel says its filters meet or exceed OEM filtration specs and backs them with a warranty, and owner reports on diesel forums are generally positive for the fuel filter kits. The trade-off is a shorter track record than Motorcraft or ACDelco, so some owners stay OEM while under factory warranty.
    Are there Doc's Diesel discount codes?
    Deal.ai doesn't list Doc's Diesel discount codes. It checks what Doc's Diesel products actually cost at every store, so a real markdown shows on this page as a deal as soon as it starts, and each product's page has its price history to tell a sale from its usual price.