) ) GProTuning | Rainier

Buick Rainier

2004 - 2007

4.2 V8 279hp

Original After
Power 279 hp 295 hp
Torque 373 Nm 395 Nm

5.3 V8 294hp

Original After
Power 294 hp 310 hp
Torque 441 Nm 465 Nm

5.3 V8 304hp

Original After
Power 304hp 321hp
Torque 447Nm 471Nm
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