OUR PROMISE TO YOU:
** We offer TWO exceptional options for your Duramax:
TRUCK EDITION... best for MPG improvement
PRO DIESEL.. best for bigger POWER gains and MPG
The Pro Diesel Module utilizes Additional Boost Technology that assists your engine to smoothly reach its peak efficiency at the perfect RPM for larger horsepower gains.
** Both Options Will Provide You With:
* Money Savings Mileage Improvements