TransGo Pressure Regulator and Clutch Apply Boost Valve Kit U150 / U151 / U250 2002-2013 | U151-BOOST

2002 to 2013 Toyota and Lexus vehicles equipped with a U150, U151 and U250 series automatic transmissions with high mileage may have a worn out B1 and B2 switch boost valves and bushings as well as the main line pressure boost valve and bushing. The computer determines the appropriate line pressure value in accordance with the calculated load input. The ECM will then send the amount of current needed to the SLT solenoid to raise or lower the main line pressure in accordance to the driving conditions. Adequate main line pressure is required to provide enough clamping force under all load