Chevrolet Silverado · 2014 ->

6.6 V8 397hp Stage 1 tuning

ECU remap / chiptuning file for the Chevrolet Silverado 6.6 V8 397hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.

Power
397 hp 440 hp +43 hp
Torque
1037 Nm 1100 Nm +63 Nm

Engine specifications

Engine code
Duramax V8
Fuel
Diesel
Displacement
6599 cc
Compression
16.0 : 1
Bore × Stroke
103.0 X 99.0 mm
ECU
Bosch EDC17CP18, Delco E41, Delco E86