Precision Tuning, Proven Results
Custom EFI tuning for GM LS/LT and HEMI platforms, tailored to your driving style and performance goals.
Precision Tuning, Personalized
At Tuned by Jimmy, I tailor every EFI tune to unlock your engine’s true potential, whether it’s power, smoothness, or efficiency.
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5 Stars
Every Review
Of Satisfied Customers
My Services
Precision EFI tuning tailored for GM LS/LT and HEMI platforms
(Click on the pictures for addition information)
Obtain that big horsepower goal
Unlock your engine’s full potential with custom tuning for big horsepower adders
Demystify your swap project
Smooth out your ride with tuning focused on everyday drivability.
Each tune is crafted to match your unique driving style and goals.
Dial-in that bolt-on modification
Featured Customer Rides
Videos of finely tuned engines and happy customers
Go to the Services section for more customer videos!