The Diesel Dudes subject lines
165 subject lines averaging 48 characters.
| Picture | Sent (Eastern) | Subject | Characters | Preview text | |
|---|---|---|---|---|---|
| Aug 10, 2026 3:32 PM | Wanna own one of these bad boys? 😎 | 34 | This one has your name on it! | Aug 10, 2026 3:32 PM · 34 characters. This one has your name on it! | |
| Aug 10, 2026 6:30 AM | What 15 PSI of exhaust backpressure actually does to your turbo | 63 | Picture a coffee stirrer. Now picture a garden hose. Now picture your exhaust system. | Aug 10, 2026 6:30 AM · 63 characters. Picture a coffee stirrer. Now picture a garden hose. Now picture your exhaust system. | |
| Aug 9, 2026 3:45 PM | The real reason you haven't pulled the trigger | 46 | It's not the kit. It's the number on the price tag and the fact that nobody around you has… | Aug 9, 2026 3:45 PM · 46 characters. It's not the kit. It's the number on the price tag and the fact that nobody around you has… | |
| Aug 7, 2026 3:30 PM | Welcome to Diesel Dudes! 😎 | 26 | Let’s ride, | Aug 7, 2026 3:30 PM · 26 characters. Let’s ride, | |
| Aug 7, 2026 3:30 PM | Still into trucks, friend? | 26 | The Check-In Hey , It's the guys over at Diesel Dudes. We noticed it's been a while since… | Aug 7, 2026 3:30 PM · 26 characters. The Check-In Hey , It's the guys over at Diesel Dudes. We noticed it's been a while since… | |
| Aug 7, 2026 6:30 AM | Your dealer doesn't want you reading this | 41 | The emissions repair cycle is their business model. Not a conspiracy — just math. | Aug 7, 2026 6:30 AM · 41 characters. The emissions repair cycle is their business model. Not a conspiracy — just math. | |
| Aug 7, 2026 4:18 AM | Your $150 OFF code expires tonight | 34 | Just a heads up. After midnight, this code is gone for good. | Aug 7, 2026 4:18 AM · 34 characters. Just a heads up. After midnight, this code is gone for good. | |
| Aug 6, 2026 6:43 PM | Your Engine Needs This | 22 | Shop Now + Feel The Full Delete Difference | Aug 6, 2026 6:43 PM · 22 characters. Shop Now + Feel The Full Delete Difference | |
| Aug 6, 2026 6:30 AM | Hauling 10,000 lbs with a restricted exhaust. Think about that. | 63 | Every pound you tow puts more demand on an exhaust system that’s already restricted… | Aug 6, 2026 6:30 AM · 63 characters. Every pound you tow puts more demand on an exhaust system that’s already restricted… | |
| Aug 5, 2026 4:17 PM | $150 off your delete kit. 48 hours. | 35 | You've done the research. You know what your truck needs. Here's $150 off to make the… | Aug 5, 2026 4:17 PM · 35 characters. You've done the research. You know what your truck needs. Here's $150 off to make the… | |
| Aug 5, 2026 6:30 AM | From skeptic to 5-star reviewer in 48 hours | 43 | The most powerful reviews aren’t from the guys who were excited to order. They’re from the… | Aug 5, 2026 6:30 AM · 43 characters. The most powerful reviews aren’t from the guys who were excited to order. They’re from the… | |
| Aug 4, 2026 6:30 AM | What your EGR is doing to your engine right now | 47 | The EGR system feeds exhaust back into your intake. Over time, the carbon buildup affects… | Aug 4, 2026 6:30 AM · 47 characters. The EGR system feeds exhaust back into your intake. Over time, the carbon buildup affects… | |
| Aug 3, 2026 6:41 PM | Why Drive A Truck If It’s Not A Beast? | 38 | Get The Performance You Deserve From Your Diesel | Aug 3, 2026 6:41 PM · 38 characters. Get The Performance You Deserve From Your Diesel | |
| Aug 3, 2026 6:30 AM | At some point, research becomes procrastination | 47 | There’s a difference between doing your homework and putting off a decision you’ve already… | Aug 3, 2026 6:30 AM · 47 characters. There’s a difference between doing your homework and putting off a decision you’ve already… | |
| Aug 3, 2026 6:30 AM | You’ve been thinking about this for months | 42 | There’s a difference between doing your homework and putting off a decision you’ve already… | Aug 3, 2026 6:30 AM · 42 characters. There’s a difference between doing your homework and putting off a decision you’ve already… | |
| Aug 2, 2026 6:40 PM | Still Dreaming Of Souping Up Your Rig? | 38 | Let’s Make Them A Reality | Aug 2, 2026 6:40 PM · 38 characters. Let’s Make Them A Reality | |
| Aug 1, 2026 4:08 PM | Picture this. No DEF. No regen. Just power. | 43 | Imagine your truck without a single emission system warning. That's what 4800+ customers… | Aug 1, 2026 4:08 PM · 43 characters. Imagine your truck without a single emission system warning. That's what 4800+ customers… | |
| Jul 31, 2026 6:30 AM | Every install question answered in one email | 44 | We broke down exactly what the install involves, how long it takes, and what tools you… | Jul 31, 2026 6:30 AM · 44 characters. We broke down exactly what the install involves, how long it takes, and what tools you… | |
| Jul 30, 2026 4:07 PM | Mark Drove 1,400 Miles to Pick Up His Kit. Here's Why | 53 | A clogged DPF at 87K miles. A $4,200 dealer quote. And a decision that changed how his… | Jul 30, 2026 4:07 PM · 53 characters. A clogged DPF at 87K miles. A $4,200 dealer quote. And a decision that changed how his… | |
| Jul 30, 2026 6:30 AM | The $4,200 repair bill that doesn’t have to happen | 50 | DPF replacement runs $3,000 to $8,000 at the dealer. And the new one will fail again… | Jul 30, 2026 6:30 AM · 50 characters. DPF replacement runs $3,000 to $8,000 at the dealer. And the new one will fail again… | |
| Jul 29, 2026 6:30 AM | What changed when he deleted his truck before a 2,000-mile road trip | 69 | He was losing power on every grade. Regen cycles would kick in mid-tow. Then he deleted… | Jul 29, 2026 6:30 AM · 69 characters. He was losing power on every grade. Regen cycles would kick in mid-tow. Then he deleted… | |
| Jul 28, 2026 4:06 PM | 4800+ reviews. Here's what the 1-star ones say. | 47 | Anyone can show you the 5-star reviews. We're showing you the ones that weren't. Because… | Jul 28, 2026 4:06 PM · 47 characters. Anyone can show you the 5-star reviews. We're showing you the ones that weren't. Because… | |
| Jul 28, 2026 6:30 AM | Duramax owners. Your engine deserves better. | 44 | The Duramax is built to last. The emission system bolted onto it isn’t. Here’s the… | Jul 28, 2026 6:30 AM · 44 characters. The Duramax is built to last. The emission system bolted onto it isn’t. Here’s the… | |
| Jul 27, 2026 4:20 PM | Not sure what your truck needs? | 31 | We’ll be more than happy to assist! | Jul 27, 2026 4:20 PM · 31 characters. We’ll be more than happy to assist! | |
| Jul 27, 2026 6:30 AM | Built to work. Not to babysit | 29 | Your diesel was built to tow, haul, and last. Not to have you babysitting emission codes… | Jul 27, 2026 6:30 AM · 29 characters. Your diesel was built to tow, haul, and last. Not to have you babysitting emission codes… | |
| Jul 26, 2026 4:05 PM | The question every diesel owner asks but nobody wants to Google | 63 | You've been thinking about it. Maybe Googling it late at night. Let's address it directly. | Jul 26, 2026 4:05 PM · 63 characters. You've been thinking about it. Maybe Googling it late at night. Let's address it directly. | |
| Jul 25, 2026 4:19 PM | Run your truck fully deleted! | 29 | And get more out of your ride! | Jul 25, 2026 4:19 PM · 29 characters. And get more out of your ride! | |
| Jul 24, 2026 4:04 PM | We did the math. Your truck is costing you $247/month. | 54 | DEF, regen cycles, lost MPG, and a DPF system on borrowed time. Here's what it actually… | Jul 24, 2026 4:04 PM · 54 characters. DEF, regen cycles, lost MPG, and a DPF system on borrowed time. Here's what it actually… | |
| Jul 24, 2026 3:47 PM | Here's what's been happening at Diesel Dudes | 44 | What You're Missing Hey , A lot has happened since we last connected, and we didn't want… | Jul 24, 2026 3:47 PM · 44 characters. What You're Missing Hey , A lot has happened since we last connected, and we didn't want… | |
| Jul 24, 2026 6:30 AM | Tyler deleted his Ram 8 months ago. Here are his actual numbers | 63 | Not projected savings. Not estimates. Tyler’s actual fuel receipts and maintenance costs… | Jul 24, 2026 6:30 AM · 63 characters. Not projected savings. Not estimates. Tyler’s actual fuel receipts and maintenance costs… | |
| Jul 23, 2026 4:13 PM | Wanna own one of these bad boys? 😎 | 34 | This one has your name on it! | Jul 23, 2026 4:13 PM · 34 characters. This one has your name on it! | |
| Jul 23, 2026 6:30 AM | If your truck has over 80K miles, read this now | 47 | Between 80K and 120K miles, DPF systems start failing at much higher rates. Here’s what… | Jul 23, 2026 6:30 AM · 47 characters. Between 80K and 120K miles, DPF systems start failing at much higher rates. Here’s what… | |
| Jul 22, 2026 4:02 PM | The real reason you haven't pulled the trigger | 46 | It's not the kit. It's the number on the price tag and the fact that nobody around you has… | Jul 22, 2026 4:02 PM · 46 characters. It's not the kit. It's the number on the price tag and the fact that nobody around you has… | |
| Jul 22, 2026 6:30 AM | What’s happening inside your engine right now | 45 | Your EGR system recirculates exhaust soot back through your engine. Over time, it builds… | Jul 22, 2026 6:30 AM · 45 characters. Your EGR system recirculates exhaust soot back through your engine. Over time, it builds… | |
| Jul 21, 2026 3:47 PM | A message from our founder 📧 | 29 | We just want to say... | Jul 21, 2026 3:47 PM · 29 characters. We just want to say... | |
| Jul 21, 2026 6:30 AM | What if something goes wrong? | 29 | The real test of a company isn’t how they sell. It’s what happens after. Here’s what our… | Jul 21, 2026 6:30 AM · 29 characters. The real test of a company isn’t how they sell. It’s what happens after. Here’s what our… | |
| Jul 21, 2026 3:33 AM | Your $150 OFF code expires tonight | 34 | Just a heads up. After midnight, this code is gone for good. | Jul 21, 2026 3:33 AM · 34 characters. Just a heads up. After midnight, this code is gone for good. | |
| Jul 20, 2026 3:46 PM | Welcome to Diesel Dudes! 😎 | 26 | Let’s ride, | Jul 20, 2026 3:46 PM · 26 characters. Let’s ride, | |
| Jul 20, 2026 3:46 PM | Still into trucks, friend? | 26 | The Check-In Hey , It's the guys over at Diesel Dudes. We noticed it's been a while since… | Jul 20, 2026 3:46 PM · 26 characters. The Check-In Hey , It's the guys over at Diesel Dudes. We noticed it's been a while since… | |
| Jul 20, 2026 6:30 AM | 373 people asked us this question last month | 44 | The number one question we get isn’t about the install or the price. It’s about figuring… | Jul 20, 2026 6:30 AM · 44 characters. The number one question we get isn’t about the install or the price. It’s about figuring… | |
| Jul 19, 2026 3:32 PM | $150 off your delete kit. 48 hours. | 35 | You've done the research. You know what your truck needs. Here's $150 off to make the… | Jul 19, 2026 3:32 PM · 35 characters. You've done the research. You know what your truck needs. Here's $150 off to make the… | |
| Jul 18, 2026 12:26 AM | Your Engine Needs This | 22 | Shop Now + Feel The Full Delete Difference | Jul 18, 2026 12:26 AM · 22 characters. Shop Now + Feel The Full Delete Difference | |
| Jul 17, 2026 6:30 AM | You’re paying $300 to $500 a year for a fluid you don’t need | 60 | DEF fluid isn’t a one-time cost. It’s a recurring expense that never stops. Unless you… | Jul 17, 2026 6:30 AM · 60 characters. DEF fluid isn’t a one-time cost. It’s a recurring expense that never stops. Unless you… | |
| Jul 16, 2026 6:30 AM | We asked for feedback. We weren’t ready for what they said. | 59 | Most guys don’t buy because of our marketing. They buy because of what other owners told… | Jul 16, 2026 6:30 AM · 59 characters. Most guys don’t buy because of our marketing. They buy because of what other owners told… | |
| Jul 15, 2026 3:30 PM | Picture this. No DEF. No regen. Just power. | 43 | Imagine your truck without a single emission system warning. That's what 4800+ customers… | Jul 15, 2026 3:30 PM · 43 characters. Imagine your truck without a single emission system warning. That's what 4800+ customers… | |
| Jul 15, 2026 6:30 AM | What Ford won’t tell you about your Powerstroke’s exhaust system | 64 | The 6.7 Powerstroke is a beast of an engine. But the emission system bolted onto it has a… | Jul 15, 2026 6:30 AM · 64 characters. The 6.7 Powerstroke is a beast of an engine. But the emission system bolted onto it has a… | |
| Jul 15, 2026 12:25 AM | Why Drive A Truck If It’s Not A Beast? | 38 | Get The Performance You Deserve From Your Diesel | Jul 15, 2026 12:25 AM · 38 characters. Get The Performance You Deserve From Your Diesel | |
| Jul 14, 2026 6:30 AM | Will this void my warranty?" Here’s the real answer. | 52 | This is the question everyone Googles at 11 PM. Here’s the straight answer with the actual… | Jul 14, 2026 6:30 AM · 52 characters. This is the question everyone Googles at 11 PM. Here’s the straight answer with the actual… | |
| Jul 14, 2026 12:24 AM | Still Dreaming Of Souping Up Your Rig? | 38 | Let’s Make Them A Reality | Jul 14, 2026 12:24 AM · 38 characters. Let’s Make Them A Reality | |
| Jul 13, 2026 3:29 PM | Mark Drove 1,400 Miles to Pick Up His Kit. Here's Why | 53 | A clogged DPF at 87K miles. A $4,200 dealer quote. And a decision that changed how his… | Jul 13, 2026 3:29 PM · 53 characters. A clogged DPF at 87K miles. A $4,200 dealer quote. And a decision that changed how his… |
Based on 165 emails received from Jul 3 to Nov 9, 2026. Times in US Eastern. How we collect