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Quantity
1
Description
With over 1,000 hours of research and development, the Dizzy Tuning Fiesta Flash Tune will far surpass the level of performance any OTS map can provide. You can expect improved throttle response, increased horsepower and torque output, adju...
Reviews
5.0
23 ratings
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Made the switch from Cobb OTS Stage 1
Finally decided to make the switch from the Cobb OTS to the Stage 2 Dizzy tune after I got my intercooler and hard piping all installed. I heard nothing but good things about a Dizzy tune and it shows!! The OTS maps are so generic and I was so glad to see the Dizzy tune is so much more specific to the individual mods. I can’t be happier with the Dizzy tune and how my Fiesta runs on it.
Jason provided all the additional info and recommendations when I received the tune such as 1 step colder plugs and monitoring the OAR. Yes I was looking forward to the more power and throttle response but more importantly I was looking for reliability
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Scottie · July 22, 2026
10 out of 10, best mod for your FiST!
The stage 2 tune makes a huge difference, hands down best bang for buck modifcation you can do! Much more responsive throttle, more power, smoother power band / smoother driving in general, and the launch control and traction control are awesome! Jason is great to work with, and happy to answer any questions you might have (I had many lol!). Great experience, cant wait to modify my Fiesta further and see what Jason can do with it!
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Kyle · October 2, 2025
Way better then OTS stage 2
I have been working with Jason on tuning my 2016 fiesta st. So far I love the added performance that the Dizzy stage 2 tune has released. Super easy to install and the Dizzy company is super easy to work with . Nothing but praise for the tunes these folks make!