Spelab NEWs
Get the latest SPELAB product releases, engineering updates, testing insights, industry trends, and company announcements for performance-focused automotive enthusiasts.
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...
How to Clean a Diesel Intake Manifold: Step-by-Step Guide
Updated September 28, 2026. Cleaning a diesel intake manifold makes sense when deposits are the verified problem and the housing, sealing surfaces, threads, ports, and internal mechanisms remain serviceable. Light...
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...
Can a 6.7 Cummins Intake Horn Upgrade Cause Fault Codes or Problems?
Updated on August 11, 2026. The stock 6.7 Cummins intake horn has real, well-documented weak points - not a mystery fault code. The factory design restricts airflow, distributes air unevenly...
How to Choose the Right Intake Manifold for Your 351 Windsor Engine
Building a 351W? Discover whether you need a Single-Plane or Dual-Plane intake manifold for street performance. Plus, expert installation tips to prevent common oil leaks.
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