Snow Performance Stage 3 Water-Methanol Controller – For Gas Direct Injection SNO-60300
The Stage 3 Boost Cooler DI Controller from Snow Performance offers advanced 2D progressive water-methanol control in a streamlined, user-friendly package. Designed specifically for direct-injected gasoline engines, this controller responds to boost and high-flow fuel pump signals (0–5V) to deliver precise injection based on engine load.
Built in the USA and recognized with a SEMA award, the system features a compact LCD heads-up display for real-time monitoring and adjustment, making it a top-tier choice for performance enthusiasts seeking refined control and clean integration.
Highlights:
- Made in the USA
- SEMA award-winning technology
- 2D progressive injection mapping (Boost / 0–5V fuel pump input)
- Compact LCD display for heads-up control
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

