Quote:
Originally Posted by F10M5Manual
Just made more Power!!
https://instagram.com/p/BEiO9yCxIi2/
2013 M5. 737/860. Downpipes, aem meth kit, intakes, Pure Stage 1 turbos. -FULL Precison ecu flashed only. 25.5 pounds of boost. |
how did you get to 25.5 psi? I thought you needed JB4+BCM for that?