ThunderMax® 50 is the most powerful, cost effective, EPA-compliant tuning device in the industry! ThunderMax® 50 provides excellent performance while meeting the tough emissions standards of California Air Resources Board. With its intelligent design, ThunderMax® 50 is continually tuning the engine, adjusting all points of the base map to meet the Air/Fuel targets. Wide-Band sensors provide feedback to the ThunderMax® AutoTune module for automatic AFR adjustments. This proven system provides excellent performance under any riding conditions. ThunderMax® 50 is the one that WORKS!

ThunderMax® 50 represents the future in development of Smart Aftermarket Products. You will immediately notice an improvement in throttle response and a sharper exhaust note. As you continue to ride, you will enjoy cooler, more stabile engine temperatures with dramatic improvement in acceleration and a smoother idle.

Weight 1 lbs

Emissions Compliant

Country of Origin

Fuel / Air


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