Quick view Bully Dog GT Platinum Tuner for Gas Applications - 05-07 Infiniti G35, 09-13 Infiniti G37, 2014 Infiniti Q50 Bully Dog GT Platinum Tuner for Gas Applications - 05-07 Infiniti G35, 09-13 Infiniti G37, 2014 Infiniti Q50 The GT Platinum is four products in one remarkable unit: a vehicle engine tuner, monitor, gauge, and diagnostic... $429.00 Add to Cart