PSA: Had to say no to a DPF delete job recently

Avery Hart · 2026-03-03T03:05:49.057216+00:00

A customer asked me to take off his diesel particulate filter to avoid repair costs. I explained it's illegal and hurts the environment, but he argued it's no big deal. Now I'm seeing more folks ask for this kind of work. It's a gray area that makes you question your choices, honestly.

rowan6667mo ago

Honestly, the whole DPF delete thing isn't as simple as some say. Yes, it's against the law, but the rules can be too strict for old trucks that don't get driven much. Many owners just want their vehicles to work right without spending a lot on a part that breaks often. Shops have to choose between the rules and helping people who can't afford big repairs. It's a tough spot where no one is really wrong, but saying it's always bad ignores the practical problems.

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mason2837mo ago

Makes you wonder how many shops are actually doing it.

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taylor.jessica7mo ago

Did you consider that a lot of these requests aren't for old farm trucks? The big market is guys with newer diesels wanting more power and fuel economy, which the delete provides. That's not about avoiding a single repair, it's about changing how the truck runs. The extra soot and pollution from that is a real problem for air quality where people live. Framing it only as a financial help for older vehicles misses a big part of what's actually happening.

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