GMC Envoy · 2002 - 2010
4.2i - 270hp Stage 1 tuning
ECU remap / chiptuning file for the GMC Envoy 4.2i - 270hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.
Power
270 hp
290 hp
+20 hp
Torque
373 Nm
395 Nm
+22 Nm
Engine specifications
- Engine code
- LL8
- Fuel
- Petrol
- Displacement
- 4160 cc
- Compression
- 10.0 : 1
- Bore × Stroke
- 93.0 X 102.0 mm