Archive for category: archive_december_2017

Easy Flex Fuel Installation on the E60 M5

Most of the questions we get about the PROFLEX Commander E85 Flex Fuel system aren't about the dyno results – the charts speak for themselves, after all – but instead about how our systems are installed and if the process can be done at home. The answer is yes, many...

No Need to Change Your Fuel Map with the PROFLEX Commander

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...