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The biggest problem with E85 tunes is that they don't automatically adapt to the real ethanol content that comes from the pump. The truth is that the real ethanol content of E85 fuel varies wildly from tank to tank, from pump to pump, and by time of year. This leads...

Fuel, air, and spark are the three necessities for combustion. For decades, the best practice was simply getting more of each and the only ways to get more power and performance for a car was to increase air flow, burn more fuel, and get a better spark. Getting more air...

Often people are skeptical of ethanol, or E85 at the pump, but those who are serious about performance know that E85 is the way to go. Some of the highest horsepower BMW M3s and Mercedes C63s run E85 with our PROFLEX Commander. Here are our top five reasons we love...

Last week we road tripped from Texas to Los Angeles for a week of meetings and to work on developing new PROFLEX Commander applications. As those of you who have traversed West Texas know, the speed limit is a nice 80MPH. We weren't speeding when we passed the cops, though,...