Category Archives: Chevrolet/GMC 6.6L L5P Duramax Radiator, 2017-2019

Mega Duty – 2017-2019 Chevrolet/GMC L5P 6.6L Duramax Aluminum Radiator Production Sample

These Chevy L5P Duramaxes are designed for heavy-duty. It says so right on the badges stuck on the sides of the truck. GM did its best to prepare these trucks for the constant stress of heavy payloads and long hauls, but that still takes its toll on the cooling system. Luckily we have the perfect solution. 

In our last post, we revealed GM’s enormous factory radiator and covered the trouble spots. How do you improve on an already gigantic radiator? Make it even more gigantic-er. 

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Mega Duty – Aluminum Radiator R&D, Part 1 – Stock Review and Design Plans

When you think of a heavy-duty truck, what comes to mind? It's a gigantic land ship that's capable of taking on every hauling or towing task that arises, right? Glad we're all on the same page. If we're honest, there's not really much disparity between that thought and real life. GM designed its 2017-2019 Silverado and Sierra HD Duramax to embody the essence of a workhorse, tackling every job without breaking a sweat. The trouble is, though, sometimes it will break a sweat, which is where we come in.

Before we dive into our design … Continue Reading ››