Snow Performance ::::: Snow Performance Stage 2 GN Boost Cooler

For Buick Grand Nationals utilizing a GM Hz MAF output signal. The Digital Variable Control unit proportionally injects more or less water-methanol according to input signals from the mass air flow sensor. Perfect for the fast spooling Grand National turbo. More power over a wider range and better drivability is the result.

Kit Includes:

• 8oz. Bottle of Boost Juice concentrate (*mix 50/50 with water)