Shop with Crude Diesel Performance for the DDP New Injector Set 25 Percent Over 50hp for your 2001-2004 6.6L LB7 Duramax diesel. Injector set is capable of 575 RWHP with proper supporting modifications. Injectors are safe on stock trucks with little to no modifications. Excellent street manners and MPG. Recommended for a mild bump in performance as well as those who primarily tow with their vehicles. Pyrometer recommended. Sold as a balanced and matched set. 

Note: The fuel injector lines on the LB7 are notorious for rusting and causing issues with the injectors. For this reason, we highly recommend replacing your injector lines while changing injectors if the lines have not been changed within the last 40,000-50,000 miles. 

This product CAN NOT be sold in or shipped to the state of California