Saintdog

recently installed an AVC-R in my R33 Skyline (stock turbo, ecu) running it on setting b as 7psi and setting a as 12psi and am encountering that engine is spluttery trying to run 12 psi do i need a fuel cut defender or is somthing not running right ?

Hi i have a Series 1 R33 GTST (stock) installing an apexi avc-r hopefully this weekend just wondering if anyone could help me with info on some of the settings like gear learning, ne-point f/b speed?