Boost your diesels fuel economy with Econo-Boost from BD Diesel. This easy to use plug in system works by injecting your fuel earlier in the combustion cycle. The Econo-Boost module also produces 30-35 more horsepower utilizing the same amount of fuel. This reduces your smoke and gives you cooler EGT's by 65 Degrees and lower coolant temperatures by 10 degrees. Just plug it in to your CAT or Cummins ISX engine and get ready to save some money.