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Buick Rainier 5.3 V8 294hp ECU Tuning File

Buick Rainier 5.3 V8 294hp

2004 - 2007

Power +16bhp
Stock
294bhp
Tuned
310bhp
Torque +24Nm
Stock
441Nm
Tuned
465Nm
Make
Buick
Model
Rainier
Generation
2004 - 2007
Engine
5.3 V8 294hp

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The Buick Rainier 5.3 V8 294hp (2004 - 2007) produces 294bhp and 441Nm in standard form. Our Stage 1 ECU tuning file raises output to 310bhp and 465Nm, a gain of 16bhp and 24Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.

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