EPA Rolls Back DEF Rules After Months of Diesel Delete Buzz

This video was first publish on Pickup Truck Plus SUV Talk

The EPA just released its biggest proposal yet to rewrite the 2027 heavy-duty diesel emissions rules, and it answers the question diesel owners have been asking for months.

Will DEF systems disappear? Will diesel deletes become legal? Or was all the speculation wrong?

In this video I break down exactly what the proposal changes, what it doesn't change, why DEF derates are being eased, and why emissions equipment is still here to stay.

Read the full story:
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Chapters

00:00 EPA proposal finally released
01:22 Tier 4 emissions vs. CAFE rules explained
04:44 What actually changed for diesel owners
06:31 DEF derates are being relaxed
08:11 Warranty and useful-life changes
09:30 Why diesel deletes are still illegal
11:10 What happens next for truck owners

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