2026 Phase Five Matrix Pro Size:53" this thermostat opens at 160

this thermostat opens at 160 degrees Fahrenheit to maintain reliable coolant circulation and proper warm-up behavior

Same manifold for left and right side

Fits all G3 and G4 towers

it delivers a secure connection from the ignition system to the spark plug to help maintain smooth running

it reduces friction during high torque and acceleration

2026 Phase Five Matrix Pro Size:53" this thermostat opens at 160The Phase Five Matrix Wakesurfer is an advanced board delivering unrivaled performance. Adopted by many professional riders on the team, the Matrix is sealed and approved to meet the highest expectations. The Matrix is made with a thinner core and boxy rails for ultimate POP and responsiveness. The symmetrical outline rides incredibly well backwards while the subtle V Spline bottom contours generate trick demanding speed and sensitivity. It includes