Stage Sub Zero (V300)

These maps are designed for a completely stock 2005 Lancer Evolution running 91, 93, or 100+ octane fuels. The brass restrictor pill in the boost line just before the factory boost control solenoid must be removed. In addition to raising boost by approximately 1psi and holds it more constantly to redline. It also induces a more aggressive timing and fuel mapping values. Use only with premium unleaded fuels.