Spelab NEWs
Get the latest SPELAB product releases, engineering updates, testing insights, industry trends, and company announcements for performance-focused automotive enthusiasts.
How to Clean 6.7 Cummins Valve Cover Before Painting: A DIY Guide
Updated on January 6, 2026 by John Lee TL;DR Cleaning and painting the 6.7 Cummins valve cover protects the aluminum and enhances appearance. Remove the valve cover safely, degrease it,...
How to Detect and Fix a Blown 6.7 Cummins Intake Manifold Gasket
Updated on Sep 11, 2026. A failed intake-horn or grid-heater sealing joint on a 2007.5-2024 Ram 6.7L Cummins can leak charge air and cause a hiss under load, weak acceleration,...
How to Prevent the Dreaded 6.7 Cummins Grid Heater Bolt Failure Accident?
Author: John Lee, SPELAB Mechanical Engineer. Updated on May 12, 2026. Quick Answer: How Do You Prevent 6.7 Cummins Grid Heater Bolt Failure? The best way to prevent 6.7 Cummins...
N55 Victor Reinz vs. Febi Valve Cover: Which One is Best for Your BMW?
Last reviewed: October 8, 2026 Victor Reinz 71-17223-00 and Febi 103102 are both listed against BMW OE number 11 12 7 570 292, but no public standardized durability test proves...
6.7 Cummins EGR Problems: Diagnose Before Replacing Parts
Updated on July 31, 2026. Originally published on January 16, 2025. If a 6.7L Cummins EGR concern returns after one or two years, do not order another valve, cooler, or...
SPELAB 2013-2018 6.7L Cummins Intake Manifold: A Technical Deep Dive
Unleash your 6.7L Cummins. Our ultimate guide details the SPELAB intake manifold's engineered advantages, from its +45% airflow gain and superior cooling to a step-by-step installation overview.
Why CCV Deletion Is Required for 6.7 Cummins Valve Cover Upgrades
Upgrading to a billet valve cover on your 6.7 Cummins requires deleting the stock CCV filter. Learn why this modification is mandatory and how it improves engine longevity and intake...
Is Upgrading Your 6.7 Cummins Intake Manifold Worth It? Fact vs. Fiction
Stop choking your 6.7 Cummins. We explain why upgrading the intake horn boosts airflow, lowers EGTs, and prevents the catastrophic grid heater bolt failure. See the CFD analysis proof inside.
6.7 Cummins Intake Manifold Leak Diagnosis & Repair Guide
Updated on September 24, 2026. A 6.7L Cummins intake manifold normally carries pressurized air, not engine oil. A light oily film around the intake horn, charge-air boots, or intercooler pipes...
Intake Manifold Fault Codes: What P0106, P0171, P2004 & P2015 Really Mean
Updated on July 22, 2026. Intake manifold fault codes such as P0106, P0171, P0174, P2004, and P2015 do not automatically mean the intake manifold is bad. This guide covers both...
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