Unlock the potential of your 2013-2014 Cummins with the Bully Dog 2013-2014 Cummins unlock cable for use with the Bully Dog GT Diesel.
A 4 simple step process is all that is needed to download tuning and special features to your truck.
Details:

• Purchase a GT Diesel and the Cummins Unlock Cable part 42214.
• Install the GT Diesel and follow on-screen instructions.
• Install the Unlock Cable and follow on-screen instructions on the GT.
• Install Tuning from the GT Diesel.