SERVICES
Custom Dyno Tuning
Imporved Fuel Economy
Improved Performance
Forced Induction Kits
Turbo Upgrades
Supercharger Upgrades
Get the Airflow You Need
More Fuel = More Power
Get the Fuel You Need
Reach Your Power Goal
Depth of Knowledge
Our calibrator has a deep understanding
of modern engine control systems.
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ABOUT US
At J-Fonz Tuning we are all about getting it done right. Our experience with many platforms allows us to think outside the box, often coming up with creative solutions to hurdles that new platforms can present.
Our lead engine calibrator Josh Alfonso, has been tuning professionally since 2011 when he started J-Fonz Tuning. Since then he has worked with many industry professionals gaining keen tuning insights through collaboration and innovative project work. Let us put all that experience to work for your vehicle.
Contact Us
Remote Tuning via email
Local NJ tuning
by appointment only