2014+ GMC Sierra 5.3 BNR Tune
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2014+ GMC Sierra 5.3 BNR Tune

2014+ GMC Sierra 5.3 BNR Tune

Your Price: $550.00
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Part Number:EFI-2014SIERRA

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This is a performance tuning package for your 2014+ Sierra 5.3 ECOTEC3 Truck.

Changes include:

Improved throttle response
Faster and firmer shifting
Improved fuel efficiency

+15HP +34TQ with premium fuel

*You will need a Windows computer to download the tuning software and to send/recieve files to load to the handheld. Software is NOT compatible with Apple operating systems or tablets running Windows RT.

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