Buick Rainier · 2004 - 2007
4.2 V8 279hp Stage 1 tuning
ECU remap / chiptuning file for the Buick Rainier 4.2 V8 279hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.
Power
279 hp
295 hp
+16 hp
Torque
373 Nm
395 Nm
+22 Nm
Engine specifications
- Engine code
- LL8
- Fuel
- Petrol
- Displacement
- 4157 cc
- Compression
- 10.0 : 1
- Bore × Stroke
- 93.0 X 102.0 mm