Works great, plugged it in and linked to phone.

Works great, plugged it in and linked to phone.  Read Less

Easy to use, with clear, explicit instructions and a lot of youtube videos.

Easy to use, with clear, explicit instructions and a lot of youtube videos.  Read Less

This thing gives you so much cool and interesting live data while driving that it literally has a warning when you install that...  Read More

This thing gives you so much cool and interesting live data while driving that it literally has a warning when you install that app to not use it while driving (you will, you won't be able to help yourself).  Read Less

From basic stuff like rpm and speed; to more interesting stuff like fuel consumption, horsepower, and average mpg; to obscure t...  Read More

From basic stuff like rpm and speed; to more interesting stuff like fuel consumption, horsepower, and average mpg; to obscure things like coolant temperature, air-fuel ratio, and timing advance.  Read Less

They wanted $300 for the battery plus another $450 for labor and reprogramming.

They wanted $300 for the battery plus another $450 for labor and reprogramming.  Read Less

If you are a car nerd or even just a data nerd, this will be one of the best $20 you'll ever spend!

If you are a car nerd or even just a data nerd, this will be one of the best $20 you'll ever spend!  Read Less

The app to use on your phone cost $10 but it’s worth it.

The app to use on your phone cost $10 but it’s worth it.  Read Less

It comes in a nice container with the instruction sheet, which is small, but easier to read than you might think with the typic...  Read More

It comes in a nice container with the instruction sheet, which is small, but easier to read than you might think with the typical tiny print and the directions are very basic and clear.  Read Less

For example, i found is that while accelerating up to speed i get about 10 mpg and average the exact rated mpg for city driving...  Read More

For example, i found is that while accelerating up to speed i get about 10 mpg and average the exact rated mpg for city driving (23 mpg)in the real world but highway driving my mpg is much higher than rated.  Read Less

But instead, i have found probably the best bang for your buck car "mod" i've ever purchased.

But instead, i have found probably the best bang for your buck car "mod" i've ever purchased.  Read Less