Toyota/Lexus 6 Speed U760E Toyota 2010-2012 2.7L, Scion TC 2012 2.5L, Sienna 2011-2012 2.7L and Venza 2010-2012 2.7L Lexus RX 2010-2012 2.7L Contains new TCC/Lock Up Boost valve with bushing assembly, new Solenoid Regulator valve assembly and B2 outer Regulator valve. Convenient drop in valves, No special tooling or machining necessary! Addresses Shuttle Shift, Flare on 2-3 Shift, Slips with throttle in 3rd and/or 4th,TCC Slip and codes. Improves and restores correct drivability with added durability. Installation recommendation: Experienced technician Transmission removal necessary: No