. Tuning Files for Peugeot 308 2.0HDI – 136.0PS / 100.0kW ( 2008 ) with Delphi ECU We are happy to announce that we developed tuning files for Peugeot 308 2.0HDI with DCM3.4 Delphi ECU . With Alpha ECU tuning files and TCU tuning files now you have the opportunity to boost power for Peugeot 308 2.0HDI. ECU Chip Tuning Files enables TV, dealer. . I have worked with a variety of ECU tuning packages over the years and find it to be very complete. ... Since 1992 the GM Delphi MEFI ECM Controllers have been used in a wide variety of applications, including: Marine - MerCruiser, Indmar, and many boating applications Off-Road - Sand rails, race cars, industrial engines, and more Crate Engines. The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B.Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburn TM program, change the operating parameters of the controller, and then reprogram the controller with your modifications.