Snow Performance Stage 4 Boost Cooler Water-Methanol Controller Upgrade SNO-70000
Take your water-methanol injection system to the next level with the Snow Performance Stage 4 Boost Cooler controller upgrade. Designed for setups running 100% methanol, this controller delivers OEM-style fuel system control for precision injection management.
The Stage 4 system utilizes boost, RPM, and sensor inputs to fine-tune delivery, offering advanced control through Snow Performance’s proprietary software. Users can data log, send and save custom tunes, and interface directly with a PC for full programming flexibility.
Built with fully harnessed Bosch wiring for clean integration, this upgrade is ideal for serious performance builds. Please note: units purchased after February 1, 2020, from Nitrous Express/Snow Performance are Stage 4 V2 and feature updated software that is not compatible with V1 components.
Features:
- OEM-style injection control
- Inputs: Boost, RPM, and sensor-based mapping
- Stage 4 software: data logging, tune management, PC connectivity
- Bosch wiring harnesses for reliable installation
- Optional 100 PSI MAP sensor available
- Note: V2 software (post 2/1/2020) is not compatible with V1 parts
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

