Killer Grid Heater Blog
Saving one Cummins engine at a time!
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Ram Killer Grid Heater Failure History
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I thought grid heater failure was one of those overblown and overreported things that parts manufacturers talk about to sell stuff. I was wrong. Read more…
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This Aftermarket 6.7L Cummins Intake Elbow ‘Upgrade’ Actually Loses HP
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The Black Market Performance Open Air Grid Plenum eliminates the factory grid heater problem. It also eliminates something it shouldn’t. Read more…
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RAM 6.7L Grid Heater Pre-Heat Time Chart
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Let’s take a look at the 6.7-liter Cummins pre-heat time chart below to see how long the grid heater kicks on. Read more…
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Who is SpeLab and are they reputable?
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The big takeaway, is this: SpeLab is a shady aftermarket parts supplier using stolen designs and AI to float a business that puts customers at risk of damaging their trucks. Read more…
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Cummins Killer Grid Heater Failure Explained
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Ram’s 6.7-liter Cummins diesel is a powerhouse, but there’s one crucial pain point that has plagued owners for more than a decade, and that’s the grid heater bolt failure. This problem affects Ram 2500, 3500,… Read more…
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What Is a Grid Heater and Why Does Your Diesel Engine Need One?
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A grid heater is a simple but powerful component designed to help diesel engines start in cold weather. Unlike gas engines, diesels don’t use spark plugs — they rely on compression and heat to ignite… Read more…