Buick Rainier 5.3L Custom Calibration (2005–2007)

Description

Black Bear Performance offers three different levels of custom tuning for your 2005-2007 Buick Ranier 5.3L.

Horsepower and torque gains along with improvements ranging from improved idle smoothness to better shift performance, improved towing and improved throttle response.

Additional service offerings include:

• Speed and Rev Limiter Increase
• Torque Management Modification/Removal
• Tire/Gear Change Calibration
• Accommodation of Most Modifications (Internal engine modifications, superchargers, turbochargers*, upgraded transmissions, etc).

*Due to variability in turbocharger systems, they must be evaluated by our tuner prior to committing to any services.  Additional tuning service/hardware may be required.

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