Duramax LML EGR Delete Guide
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Duramax LML EGR Delete Guide

Aside from the DPF filter and other exhaust-related emissions systems, the Duramax LML also has an EGR system. EGR stands for exhaust gas recirculation, which essentially routes exhaust gases back into the engine. EGR systems have a few components, most notably the EGR cooler, than are prone to failure. Additionally, it’s bad for engine longevity….

Duramax LLY Mod Guide
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Duramax LLY Mod Guide

General Motors launched the Duramax engine in 2000, and it was the innovation the company needed to secure one of the top spots in the Diesel engine market. However, the company soon realized that it must constantly develop the engine to remain competitive. The first significant attempt to improve the first-generation Duramax engine gave birth…