FITS: 2005-2009 6 Speed Allison 1000-2400 series, Duramax Diesel Chevrolet, GMC Diesel/Gas Trucks Heavy Duty, Street, Show & Competition. For the 5 Speed Allison use the Allison SK.
FEATURES: Corrects/Prevents/Reduces: Goes to neutral under load; 3-4 slip; burned C2 or C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; smart clutch control valves for increased durability; SHORT-CRISP-SMOOTH-up shifts and kick downs. Kit will assist with transmission to handle 500 Street Horsepower.
Special Instructions: Installation of this kit does not require the removal of the transmission.
*This kit will work in the 5 speed valve body too. We utilize this to assist with the 5 speed Allison and added HP from EFILive tuning.*
*This kit is not a substitute for building your Allison transmission to be capable of handling over 100 HP with the 5 speed Allison.*