Looking to improve airflow and rid your LBZ, LLY, or LMM Duramax of its contaminated intake system? All Season Diesel Performance's EGR delete kit effectively bypasses the EGR system completely. The ...
Two critical elements that need to be checked out at 100,000 miles are the EGR valve and the DPF. Hasten says to run a computerized flow test on the DPF filter tol show if the filter in the exhaust ...