| best programer for towing & mpg
hey guys i have a 05 and 06 duramax of course im looking for a programer or anything that will work on both trucks so possibly i dont have to buy 2 different units. im looking for safe poer for towing and mpg. both trucks have exhaust done im running the fitch fuel catalist and the fs2500 bypass oil filters wich i really have been happy with any feedback would be great |