The Diesel Dudes email archive

What actually happens if something goes wrong after your delete

Nov 5, 2026 7:30 AM

Our guarantee. Line by line. No fine print.

Nov 5, 2026 6:31 AM

200,000 miles on a diesel. Here's what separates the trucks that make it.

Nov 4, 2026 6:30 AM

You said "not right now." Here's why that keeps costing you.

Nov 3, 2026 6:30 AM

There are two kinds of diesel truck owners. You already know which one you are.

Nov 2, 2026 5:30 AM

$4,800 repair. $3,200 delete. One of these fixes the problem forever.

Oct 30, 2026 6:30 AM

"Is this even legal?" (the question we get the most)

Oct 29, 2026 6:30 AM

The trip you're planning this winter is exactly when you don't want a limp mode surprise

Oct 28, 2026 6:30 AM

Add up every repair bill you've had this year

Oct 27, 2026 6:30 AM

150,000 miles is a different conversation than 50,000

Oct 26, 2026 6:30 AM

Your factory warranty is running out on this

Oct 23, 2026 6:30 AM

What our guarantee actually covers

Oct 23, 2026 6:30 AM

"I'll just deal with it later"

Oct 22, 2026 6:30 AM

86.6% of our reviews are five stars. Here's why.

Oct 21, 2026 6:30 AM

Your fuel economy took a hit and you probably didn't notice when

Oct 20, 2026 6:30 AM

Last call: TREAT ends at 11:59 PM ET

Oct 18, 2026 5:01 PM

Ends tonight: $150 off delete bundles

Oct 18, 2026 6:30 AM

Save $150 to spend on your kids’ costume

Oct 17, 2026 6:30 AM

One person gets their order refunded

Oct 16, 2026 6:30 AM

$3,000-6,000. That’s the scary part.

Oct 15, 2026 5:00 PM

$150 off your delete bundle is LIVE

Oct 15, 2026 6:30 AM

This is who actually buys a delete kit

Oct 14, 2026 6:30 AM

Does a delete kit actually void your warranty?

Oct 13, 2026 6:30 AM

Here's what actually voids your warranty (it's not this)

Oct 13, 2026 6:30 AM

Cold weather is where a weak emissions system shows itself

Oct 12, 2026 6:30 AM

$3,000-6,000. That's what a DPF costs at the dealer.

Oct 9, 2026 6:30 AM

The fix for limp mode takes 3 hours

Oct 8, 2026 6:30 AM

What 100,000 miles actually does to a diesel emissions system

Oct 7, 2026 6:30 AM

The real math on a delete kit (most people get this wrong)

Oct 6, 2026 6:30 AM

“4 more miles per gal”, and what that's actually worth over a year

Oct 5, 2026 6:30 AM

“All three of us have same kit and same great results”

Oct 2, 2026 6:30 AM

What a cheaper local quote usually leaves out

Oct 1, 2026 6:30 AM

“My buddy said his shop can do it cheaper.” Let's compare what's included.

Oct 1, 2026 6:30 AM

“Do I need a tuner AND a delete kit?” Clearing up the most confused question we get

Sep 30, 2026 6:30 AM

The 18-month payback math, updated for this year's diesel prices

Sep 29, 2026 6:30 AM

What our worst reviews actually say

Sep 28, 2026 6:30 AM

Why your fuel economy math never adds up the way the window sticker promised

Sep 25, 2026 6:30 AM

“What if I sell the truck later?” Here's what buyers actually search for.

Sep 24, 2026 6:30 AM

“I feel like I just bought a new truck”

Sep 23, 2026 6:30 AM

Your factory tow rating was never tested on a restricted exhaust

Sep 22, 2026 6:30 AM

“How long does shipping actually take?” An honest answer.

Sep 21, 2026 6:31 AM

267,000 miles. “I should've did this 250,000 miles ago.”

Sep 18, 2026 6:30 AM

“Is this even legal?” Let's talk about what off-road use actually means.

Sep 17, 2026 6:30 AM

Your dealer's DPF quote vs. our full bundle, side by side

Sep 16, 2026 6:30 AM

One Duramax owner's real number: 30% better fuel economy, towing

Sep 15, 2026 6:30 AM

Two years he waited. He calls it “two years I'll never get back.”

Sep 14, 2026 6:30 AM

The turbo lag you've stopped noticing isn't normal. It's restriction.

Sep 11, 2026 6:30 AM

“I don't have a mechanic I trust.” Good, you don't need one.

Sep 10, 2026 6:30 AM