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Bully Dog GT Gauge Tuner Installation - 2012 Toyota 4Runner Video

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How to Install the Bully Dog GT Gauge Tuner on a 2012 Toyota 4Runner


Today on this 2012 Toyota 4Runner, we're going to install Part Number BY40450. It's a Bully Dog Performance Chip. First thing to do on our install we'll go to the Bully Dog website, go to the download section and then click on the update agent. We'll install that program on our computer. Next we'll go ahead and connect the micro-SD memory card to the computer. We'll go ahead and take out envelope… see more >