Fits 2011-2019 Chevy Silverado/GMC Sierra 2500HD/3500HD LML/L5P Duramax Diesel with Allison 1000 Transmission
This kit is the perfect upgrade for race applications in the 800HP-1200HP range.
Benifits:
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Improved Pressure Regulator Valve Function
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Improved Torque Converter Clutch Function
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Increased Torque and Horsepower Capability
This kit also includes a Higher Calibration E Shift Spring (Part# RT-A-ES). Sticking E shift valves can cause codes P1711 or P0872.