Open It Up!
Adam YoBnovich’s GT makes great power with a JLT cold air, a Kooks exhaust, and a Pro Dyno tune
By Steve Turner
Photos courtesy of Pro Dyno and Kooks Headers & Exhaust
You know the feeling. Just as you drive away from the dealership in your new Mustang, you are plotting the first mod. You might even have a stack of parts waiting at home to bolt on. Sometimes, however, when the car is new, you have to wait for the aftermarket to build the parts you want. In the case of Adam YoBnovich, he only had to wait a little while because Kooks Headers & Exhaust needed a 2015 Mustang with which to design its complete system for the S550.
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