The U.S. Department of Justice is facing growing criticism after demanding personal data tied to more than 100,000 users of the EZ Lynk diesel tuning app. This move has widened a long-running ...

For years, tuners and performance shops operated knowing where their limitations were. Building hardware or software that touches emissions systems could bring the attention of the federal government ...

The government argues it needs user data to prosecute EZ Lynk for allegedly willfully helping users break emissions laws (which the company denies). But it looks like unnecessary overreach. This voice ...