Performance Diesel Inc. (PDI) recently launched its Big Boss Tuner HD, a hand-held tuner designed for fast and easy installation that will typically deliver a 10 to 15 percent increase in horsepower ...

Down in Arizona, there’s a fight unfolding between the U.S. Environmental Protection Agency and diesel truck tuner Gear Box Z, which has been targeted as part of the EPA’s ongoing war against anything ...

Yet another tuning shop has been fined as part of the U.S. Environmental Protection Agency’s ongoing war on diesel emissions defeat devices. At the receiving end of the punishment this time around is ...

EPA Is Hunting America's Largest Tuning Companies What Cobb’s Emissions Lockout Means for Tuner Cars You Should Option the Diesel in Your New Suburban The EPA had previously issued Spartan Diesel ...

20151023_atc_diesel_performance_tuners.mp3?orgId=1&topicId=1019&d=279&p=2&story=451116769&t=progseg&e=451098356&seg=14&ft=nprml&f=451116769 Listen • 4:39 20151023 ...

Gorilla Performance, or GDP Tuning LLC to use its legal name, and its owner Barry Pierce pleaded guilty to criminal charges over the sale and distribution of devices designed to defeat emissions ...

The last four years have been hell on certain corners of the automotive aftermarket. Companies went from making millions of ...

SCT's latest flash device, the Livewire, not only provides your fast Ford with improved power, it also records a number of performance measurements and datalogs many parameters. We've had the ...

Efficiency is what we all want in a diesel, and over the past few years it is what we have come to expect out of our turbodiesel trucks. Having modified and wrenched on both new and old diesels, I can ...