2011-2016 Duramax LML Build Your Own Tuning Package

Please select your options above. 

This Package by Default includes the EZLYNK Auto Agent 3.0 , SOTF Knob, and Tuning Unlimited Support Package.

• Includes Shift on the fly tuning (power levels shown below)
• Single tunes
• TCM tuning (where Applicable) 
• Race tuning & Emission present tuning

Customer Notification and Disclaimer of Liability. This is a race-only product. It is not legal for sale or use on pollution controlled vehicles that are driven on public streets, roads, or highways. Buyer’s use or installation of this product for itself or for Buyer’s customer is at Buyer’s own risk. The Buyer is responsible for obeying federal, state, and local laws. Only Buyer can determine end customer’s use and thus assumes any and all liability hereby waiving any and all claims against Fyfe Performance LLC in the sale of this product to the maximum extent permissible by law. Make sure to abide by all local, state, and federal laws, including emissions, vehicle safety, and traffic laws. It is Buyer’s responsibility to know what those laws are and how they apply to Buyer or Buyer’s customer. This product is designed and intended solely for legally-organized and sanctioned, closed- course, off-road competition use and is not for use on public streets, roads, or highways. This Product is capable of disabling the emissions system on some vehicles. Use on public streets, roads, or highways is a violation of federal and certain state (including California) and local environmental laws