DPF Parts Direct Blog — Buying guide

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The DPF (Diesel Particulate Filter) and DOC (Diesel Oxidation Catalyst) are some of the most expensive parts of your emissions system, so when one of your sensors gets stuck in its housing or breaks off, replacing the entire unit is a big expense.

Can You TRUST Buying DPFs Online? Learn what to trust & how to buy.

DPF Parts Direct.com is more than an online store, we’re backed by parent company DES, with 15 years of hands-on shop experience with diesel emissions systems – including retrofitting – and 42 years of diesel repair experience. We know the equipment AND service end of the emissions industry!