Chevrolet Impala · 2006 - 2014
SS 5.3 307hp Stage 1 tuning
ECU remap / chiptuning file for the Chevrolet Impala SS 5.3 307hp. Figures below compare the stock calibration with our tuned file, reviewed by experienced calibrators with safety limits respected.
Power
307 hp
332 hp
+25 hp
Torque
438 Nm
467 Nm
+29 Nm
Engine specifications
- Engine code
- LS4
- Fuel
- Petrol
- Displacement
- 5327 cc
- Compression
- 10.0 : 1
- Bore × Stroke
- 96.0 X 92.0 mm
- ECU
- Delco E67