How to install EGR Block Off plates on a 2015 Duramax LML. Duramax LML EGR Block Off Plate Install. Alan Bass. What is a EGR Delete? Why should I delete this on a Duramax - Duration: GM LMM EGR Delete Kit 2007.5?2010 Duramax Read instructions thoroughly before proceeding! Remove the coolant lines that previously ran to the EGR cooler. 25. Install the new exhaust block off plate using the factory gasket and the supplied hardware. Two M8 x 25 hex head bolts will bolt Duramax Diesel Performance. Get your Duramax the performance it needs with performance products from Orion Diesel. Whether your adding the LML intake bridge made of a single tube of T6061 aluminum, an EGR kit or Race pipes, you can rest assured that the quality and performance will be appreciated from your Truck. GDP Tuning EGR Delete Kit for GM Duramax 6.6L LML 2011-early 2015. The perfect solution for your EGR Problems from Gorilla Diesel Products. This kit is will fit the 2011-early 2015 GMC/Chevrolet Duramax 6.6L LML Engines. Installation Instructions WARNING Kit Contents: This product may not work with the EGR cooler installed. It may need to be removed. The following are installation instructions for the LML CP3 Conversion Kit. The instructions are not step-by-step since many trucks will have Sinister Diesel EGR Delete Kit, 11-Early 2015 GM Duramax LML, 11-Early 2015 GM Duramax LML the product disclaimer, and/or the product installation instructions. Thoroughbred Diesel will not be liable for any direct, indirect, consequential, exemplary, punitive, statutory, or incidental Sinister Diesel EGR Delete Kit Chevy/GMC Duramax Diesel LML 07-10 Includes everything needed for a complete installation Must be used with DPF Delete capable tuner Installation Instructions. Buy Deviant 75120 EGR Upgrade & Up-Pipe Package Fits 11-14 LML Duramax at Deviant Race Parts. Deviant 75120 EGR Upgrade & Up-Pipe Package Fits 2011 to EARLY 2015 LML Duramax : just did full delete on my 2015 duramax.