Originally Posted by
Stu @ M Developments
T4 and Siemens 55s with Air Injectors controlling the turbo to 22psi via live map works really well on a standard YB.
what sort of power & torque would that produce?
isnt 22psi a little bit low boost to run on a big t4? i wouldnt think that would drive that nice.
At what psi would surge be a problem on a standard motor running a t4?