Quote:
Originally Posted by DBville
MBCs or EBCs control boost only. JB (and others) supposedly control timing and fuel as well.
|
The JB2 goes to 11.5psi, about 3 psi over stock. The JB2 lets the stock map handle the timing and fuel for this up to a certain RPM. At that point, regardless of conditions, the JB2 makes the ECU think things are running lean, so ECU adds fuel.