Jeep Grand Cherokee · 2005 - 2011

6.1 Hemi V8 420hp Stage 1 tuning

The Jeep Grand Cherokee 6.1 Hemi V8 420hp produces 420 hp and 569 Nm as standard. The YASTUNING Stage 1 remap file takes it to 440 hp and 590 Nm, a gain of +20 hp and +21 Nm. Engine code 6.1 Hemi V8. ECU: Chrysler NGC4. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.

Power
420 hp 440 hp +20 hp
Torque
569 Nm 590 Nm +21 Nm

Engine specifications

Engine code
6.1 Hemi V8
Fuel
Petrol
Displacement
6059 cc
Compression
10.3 : 1
Bore × Stroke
103.0 X 90.9 mm
ECU
Chrysler NGC4