SPELAB Blogs
Explore expert guides, upgrade insights, maintenance tips, product comparisons, and installation knowledge across a wide range of automotive performance and replacement parts.
DPF Delete vs DEF Delete vs EGR Delete: What’s the Difference?
DPF, DEF/SCR, and EGR deletes target different diesel emissions systems. This guide explains each system, common symptoms, fitment differences, and legal risks for truck owners.
Used F-250/F-350 Pre-Tow Checklist: What to Inspect Before Heavy Towing
A practical pre-tow checklist for used F-250 and F-350 owners covering brakes, transmission, axle seals, fuel, cooling, airflow, exhaust, wiring, and smart upgrade priorities.
EZ Lynk vs HP Tuners MPVI4 vs EFI Live: Which Diesel Tuner Should You Choose?
Compare EZ Lynk, HP Tuners MPVI4, and EFI Live by ease of use, control, hardware prep, SOTF support, and real-world diesel truck use cases.
6.7L Powerstroke Out of Warranty? 5 Reliability Upgrades Worth Considering
Out of warranty 6.7L Power Stroke? Here are 5 reliability-first upgrades and checks to help protect key systems and avoid costly repairs.
Do 2020+ 6.7 Powerstroke Trucks Still Need a Disaster Prevention Kit?
2020+ 6.7 Powerstroke trucks switched to the Denso HP4, but fuel system risks remain. This guide explains whether a disaster prevention kit is still worth it.
6.7 Powerstroke CP4 Failure Symptoms: 5 Early Warning Signs Before the Pump “Grenades”
Discover the most common CP4 failure symptoms on a 6.7 Powerstroke and how to spot early warning signs before fuel system damage becomes costly.
5 Signs Your Ram 2500/3500 6.7L Radiator Is Failing
Discover 5 early radiator failure signs on 2010–2018 Dodge Ram 2500/3500 6.7L Cummins trucks, plus inspection tips and guidance for proper replacement.
Plastic vs. Aluminum Coolant Expansion Tanks: Is the Upgrade Worth It?
A mechanical engineer explains why plastic coolant tanks fail, the symptoms of a "degas bottle" leak, and why upgrading to aluminum is cheap insurance for diesel trucks.
Ford F-250 Super Duty: A Mechanical Engineer’s Deep-Dive Report
Mechanical engineer John Lee analyzes 25 years of Ford F-250 Super Duty evolution. Learn about 6.7L PowerStroke reliability, "Death Wobble" fixes, and expert maintenance to make your truck a 500k-mile...
Why the Right Valve Cover Matters in a 6.0L Powerstroke Rebuild: An Engineer’s Breakdown
A mechanic’s analysis of a real YouTube build by Lucid Diesel, explaining why a rigid 6.0 Powerstroke valve cover is critical for sealing integrity, heat management, and long-term engine reliability.
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