Reinforced Thermo Molded Polymer automatic flaps. 
SX Smart Tabs flaps keeps the level and stabilizes the boat on plane and on turns. 
Smart Tabs flaps are completely automatic requiring no operator adjustment while underway and no need for control panel. 
No through hull drilling with fast and easy installation. 
Thermo Molded Polymer Composite material provides rust and galvanic corrosion resistance. 

Advantages and Performance: 
Acceleration increased by 15% 
Top speed increased by 15% 
Fuel consumption reduced by 10% 
Bow cruising lift angle reduced by 50%. 
Reduce minimum planning speed by 35% 
No more porpoise