Pontiac G8 2008–2010 tuning files
Typical stock and Stage 1 figures for each engine. Open an engine for torque, ECU and technical data.
Engine
Stock
Stage 1
Gain
3.6 V6 256hp
256 hp
275 hp
+19 hp
6.0 V8 361hp
361 hp
380 hp
+19 hp
6.2 V8 415hp
415 hp
435 hp
+20 hp
Figures are typical for a stock vehicle in good condition. Actual results depend on condition, fuel quality and fitted hardware.