02 Stock Tune, Custom Remap, or a Plug-and-Play Box: Here's Where Your ECU Money Actually Goes
The ECU tuning market is loaded with big promises and bigger price tags, but the real-world results vary wildly depending on which path you choose. We cut through the marketing noise and lay out what stock maps, professional custom tunes, and off-the-shelf piggyback devices actually deliver — and what they quietly cost you.