
Originally Posted by
billyj
im runnning a 4psi turbo on my tb42e, to get it runnig you will need the ecu remapped, a nistune board fitted to the stock ecu is the cheapest/easiest way here, you will also more than likely need bigger fuel injectors(mine couldnt keep up at 4000rpm on 4psi) and quite possibly a bigger fuel pump.|you dont need an aftermarket fuel reg the std one is a 1:1 ratio and works fine