This kit progressively injects more or less water-methanol, according to manifold boost pressure.

The system is applicable for turbo diesels making up to 35psi of boost pressure.
It has two dials to set the start and full points to tailor the delivery to your engines needs.

Progressively injecting according to boost pressure allows for the most power over the widest range of rpms.

Now with Lifetime Warranty - please see details.

This kit works well on stock or very mildly modified Ford Powerstrokes, Dodge Cummins, & Chevy/GM Duramax Diesel Trucks.

Snow Performance Part Number: SN-DS1