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GMC Savana Bully Dog Performance Chips & Programmers

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Latest Customer Reviews

Bully Dog GT Platinum Tuner Reviews


$$$ saver

Reviewed By RICHARD J (Parachute, CO) Reviewed for a 2005 GMC Savana —7/13/2014 9:25 PM

Big difference in power. I get 3 to 4 mpg more when using performance level.

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Bully Dog BDX Tuner Reviews


its ok

Reviewed By Travis W (Marrero, LA) Reviewed for a 2017 GMC Sierra —5/25/2018 7:34 AM

It ok but it didn't keep it from going from 8 to 4 cly

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