Have you given your Engine a boost lately?

Yamaha

The Lightning Pro Boost Bottle increases the bottom end of the engines power band by 6-10 HP depending on your motor setup, bringing up torque and horsepower sooner in the RPM range.

This kit is designed to increase the performance of the snowmobile, use CAUTION. Lightning Products will not be liable for damage or personal injury on any modifications performed.

This system is for Yamaha tripple cylinder SX style engines: We will supply you with a print and directions for this relatively easy installation. This system is designed for stock, high horsepower, and race applications.