Spelab NEWs
Get the latest SPELAB product releases, engineering updates, testing insights, industry trends, and company announcements for performance-focused automotive enthusiasts.
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,...
3.5-Inch Stainless vs. Cast-Aluminum 6.7 Cummins Intake Horn
Compare stainless and cast-aluminum 6.7 Cummins intake horns by fitment, EGR layout, grid-heater strategy, ports, current pricing, installation cost, and realistic performance expectations.
6.7 Cummins Intake Horn Upgrade: Should You Delete the EGR System?
Updated on Sep 6, 2026. Quick Answer A 2007-2024 Ram truck with a 6.7L Cummins does not need an EGR delete to use the correct SPELAB intake horn. An emissions-intact...
6.7 Cummins Intake Horn Upgrade: Should You Delete the Grid Heater?
Deciding on a grid heater delete? Learn why the stock heater chokes your 6.7 Cummins and how to upgrade airflow safely without losing cold-start ability.
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...
2001-2016 Duramax 6.6L Exhaust Manifold and Upper Intake Kit Instructions
Updated on June 2, 2026. Installation guide for 2001–2016 GM 6.6L Duramax LB7, LLY, LBZ, LMM, and LML diesel engines. Quick answer: This guide covers installation notes for the SPELAB...
LS Intake Manifold and Throttle Body Matching: 3-Bolt, 4-Bolt, 75mm and 92mm
Updated on August 03, 2026. Matching an LS intake manifold to a throttle body starts with the cylinder-head ports, flange, control system, and fuel hardware - not the largest bore...
What Is an Air Intake Manifold? Diesel Truck Function, Leaks, and Upgrades
Updated September 29, 2026. On a turbo-diesel pickup, the intake manifold is the final major air-distribution passage before the cylinder-head ports. It must distribute compressed charge air without leaking when...
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...
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