Pontiac Grand Prix 5.3 V8 303hp chiptuning
2004 (2009) · Petrol
Stage 1: +22 hp & +22 Nm
Pontiac Grand Prix 5.3 V8 303hp · 303 hp · 438 Nm
Power+22 hp · +7%
Stock303hp
Stage 1325hp
Torque+22 Nm · +5%
Stock438Nm
Stage 1460Nm
Engine ECU
Read methods
Available options
With an individually developed Stage 1 tuning file, the Pontiac Grand Prix 5.3 V8 303hp with 303 hp and 438 Nm gets 325 hp and 460 Nm – an increase of +22 hp (7%) and +22 Nm. The file is created by our tuning engineers for your exact software version and is delivered via our file service portal in 5–15 minutes. Options such as DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map can be combined in the same file.
Values are guide values from our dyno and comparable vehicles. Actual results depend on condition, hardware and fuel quality. Use only where legally permitted.
Technical data
| Fuel | Petrol |
| Displacement | 5328 CC |
| Compression ratio | 10.0 : 1 |
| Bore × stroke | 96.0 X 92.0 mm |
| Engine code | LS4 |
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