Sound Off
Comparing the sound of the Kooks and stock EcoBoost exhaust systems
By SID297 and Steve Turner
Photos by SID297 and Stacy Stangz
If you are into EcoBoost Mustangs and you’ve been following the progress of our own Project Samhain, you know the Competition Orange 2015 Mustang picked up some impressive gains with the addition of an Airaid cold-air intake, a Kooks exhaust system, and Livernois Motorsports tuning. Our friends at Pro Dyno helped us with the installation and dyno testing of the system. When we were finished there, we had the opportunity to compare the sound of the Kooks exhaust with that of the stock system.
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