Does the BDX come with tunes installed?

It ships with preloaded tunes for supported vehicles. Custom tunes must be bought separately from a tuner and loaded onto the device.

Will it work on my truck?

Support depends on make, model, year and engine. Check the SCT application list for your vehicle before buying, since coverage is not universal.

Some applications require an unlock cable, and it is not always included. Confirm whether your vehicle needs one before you order.

The X4 adds a color screen and deeper data logging. The BDX keeps the core tuning and code-reading functions in a simpler handheld.

Yes. It reads and clears diagnostic trouble codes through the OBD-II port, so it doubles as a basic scan tool.

The device updates over Wi-Fi, so you can load firmware and tune updates without connecting it to a computer.

At The Twister Group, for $353.12, as of our latest check.

5 stores we checked sell it, including TWIST, The Twister Group, Realtruck, Advance Auto Parts, JB Tools.

$353.12at The Twister GroupChecked Nov 9

Compared across 5 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. Price via Klarna.

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