I have a 2007 vw Gti 2.0 mkv with a unitronic stage 1+ chip, I’m at 15lbs Now is it safe to run a boost controller or will it mess up my tune?
I would recommend getting with your tuner.
The key question is whether the increase in boost is supported by the fueling , timing, and fuel system.
No vendemos turbos. Somos fabricantes de productos de impulso y gestión de combustible.