Spelab NEWs
Get the latest SPELAB product releases, engineering updates, testing insights, industry trends, and company announcements for performance-focused automotive enthusiasts.
What to Do When Your DPF Is Clogged? Best Maintenance & Solutions
Updated on June 30, 2026. If your DPF is clogged, do not jump straight to cleaner, replacement, or a race-use delete pipe. Check the warning level first, then confirm soot...
Dodge Ram 5.9L Diesel Grid Heater: Symptoms, Delete & Intake Upgrade Guide
This guide explains Dodge Ram 5.9L diesel grid heater failures, symptoms, OBD-II codes, and offers intake upgrade solutions for improved reliability and engine performance.
Ultimate Guide: 6.6L Duramax Oil Capacity, Maintenance & EGR Tips
Complete 6.6L Duramax maintenance guide covering exact 10-quart oil capacities, viscosity specs, severe-service intervals, L5P consumption TSBs, and DIY step-by-step service tips from LB7 to L5P engines.
EGR System VS EGR Delete? What will change?
Updated on August 03, 2026. Originally published on April 11, 2025. An EGR system routes a controlled amount of exhaust back into a diesel engine to lower peak combustion temperature...
Rethinking Engine Sealing: Understanding Gaskets Beyond the Oil Leak
Updated: May 18, 2026 When most drivers hear the word gasket, they think of oil leaks. But in modern engines, gaskets are more than leak-stoppers. They are pressure boundaries, material...
Clean vs Paint a Valve Cover: What Truck Owners Should Choose
Updated on July 17, 2026. Clean a truck valve cover when the cover is sound and only dirty, paint it when the exterior coating has failed but the part still...
How to Paint a Valve Cover: Styles, Prep & Spray Technique
Updated on August 21, 2026. Takeaway: A good valve cover paint job starts with knowing what you're actually painting — the material and the specific paint product both dictate prep,...
How to Clean Your Valve Cover – 9 Proven DIY Methods That Actually Work
Engine Aesthetic Upgrade Series Why Cleaning Your Valve Cover Matters The valve cover isn’t just a decorative piece sitting atop your engine—it plays a critical role in sealing the valvetrain...
9 Real Signs Your Differential Cover Needs Replacing
Updated on August 21, 2026. TL;DR: Not every reason to consider an aftermarket differential cover means your current one has actually failed. This breaks the real signs into two groups:...
How to Change Dana 35 Gear Oil and Seal a Differential Cover
A step-by-step guide to changing gear oil and sealing a Dana 35 differential cover, with expert insights on leak prevention, proper sealant use, and easier maintenance with aftermarket upgrades.
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