6.7 Cummins DPF Delete Guide
The 6.7 Cummins diesel engine was introduced in 2007.5 as a replacement to the 5.9L due to tightening emissions regulations. Since then, emissions regulations have continued to tighten and various new systems have been added to the 6.7 Cummins. One of the reasons the old diesels remain so popular and expensive today is because they…