Originally Posted by Clap135
OTS map is around 14psi max, my custom Stage 1 hits 15, I am full bolt on, and currently NOT using meth, as it is simply a waste at this point. Just straight 93 octane lukoil pump gas.
That is about the max boost I would want to hit, as I think more is going to hurt the turbo's lifespan. But, I would think a good 50/50 meth setup would help it run even smoother with just the cooling/cleaning benefits.