Here’s the list of all our tuning files for Pontiac Grand Prix 5.3 V8 303hp. They can up its engine’s performance by a few to several dozen percent.
CAR
Pontiac Grand Prix 2004 - 2009 5.3 V8 303hp
Engine ECU
Engine Number
LS4
Power Info|
Stage 1
Stage 2
|
Original | After Tuning | Difference |
|---|---|---|---|
| Power | 303 | 331 | + 28 |
| Torque | 438Nm | 468Nm | + 30 |
| Price | 130,00 € | ||
OPTIONS
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