Hummer H1 · -> 2006

6.6 V8 305hp Stage 1 tuning

The Hummer H1 6.6 V8 305hp produces 305 hp and 820 Nm as standard. The YASTUNING Stage 1 remap file takes it to 325 hp and 850 Nm, a gain of +20 hp and +30 Nm. Engine code LLY. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.

Power
305 hp 325 hp +20 hp
Torque
820 Nm 850 Nm +30 Nm

Engine specifications

Engine code
LLY
Fuel
Diesel
Displacement
6599 cc
Compression
17.5 : 1
Bore × Stroke
103.0 X 99.0 mm