2007.5-2008 GM Duramax 6.6L LMM programmer by Superchips 2808 Flashpaq. Increases horsepower and torque with simple plug-n-play installation. No tools required to install. Optimizes driveability and fuel economy. The Flashpaq simply plugs into the vehicles diagnostic port and you answer the prompts that come up on the screen. Unplug and you are ready to go! Programming can be changed at any time. Internet updateable for the latest calibrations. Speed limiter is raised. Diagnostic trouble codes can be read and cleared. Available data aquisition at Flashpaq.com. Choose from three available performance settings. The Performance Tune provides a maximum horsepower of 77 hp and 117 ftlbs of torque. The Performance Tow tune provides a maximum of 32 horsepower and 52 ftlbs of torque. The Tow Tune optimizes towing performance. (Performance varies by application.) 2007.5-2008 GM Duramax 6.6L LMM Superchips 2808 Flashpaq Superchips 2808APPLICATIONS:: 2007.5-2008 GM DURAMAX 6.6L LMM Order quickly and easily over the internet on our secure YAHOO! system 24 hours per day or talk to a real, live sales person at 419-331-2470 during our business hours. WE TAKE ORDERS to CANADA. For ordering information, click on "Orders to Canada" at the top left side of this page. LOW COST SHIPPING! Just $12.95 to ship your entire order by U.P.S. ground within the continental United States. Purchase any quantity of items and you pay just $12.95 to have it shipped! The more you order, the more you save! Orders to Hawaii, Puerto Rico, Virgin Islands, and some parts of Alaska will have shipping added due to having to be shipped by air freight. Customers from these states will be emailed the shipping costs for approval before we ship the order. We use Postal Priority for APO and FPO addresses only. Additional shipping charges may apply to APO or FPO addresses. Payment Methods: CREDIT cards or DEBIT cards VISA, MASTERCARD, DISCOVER, AMERICAN EXPRESS, MONEY ORDERS.