Pontiac G8 2008 - 2010 3.6 V6 256hp

Real standard and upgraded performance figures for the 3.6 V6 256hp engine in the Pontiac G8 2008 - 2010.

Standard vs. upgraded performance for the Pontiac G8 2008 - 2010 3.6 V6 256hp, based on real files we've processed for this exact engine.

Horsepower (HP)Torque (Nm)
Standard256336
Stage 1275360
Stage 2284372
Make
Pontiac
Model
G8
Generation
2008 - 2010
Engine
3.6 V6 256hp
Fuel type
petrol

Frequently asked questions

Is Stage 1 tuning safe for the Pontiac G8 2008 - 2010 3.6 V6 256hp?

Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.

How much more power does the 3.6 V6 256hp make after tuning?

Standard output is 256 HP / 336 Nm; Stage 1 on this engine typically reaches 275 HP / 360 Nm. Exact results can vary slightly with fuel quality and vehicle condition.

How long does a Pontiac G8 2008 - 2010 3.6 V6 256hp remap take?

Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.

Can the 3.6 V6 256hp be reverted to its original file?

Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.