Mainstream diesel performance hit a home run when Dodge introduced the Cummins-powered Dodge Ram in 1989. In stock trim, the trucks were reliable yet underpowered, but it wasn’t long before ...

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 ...

Your truck's factory settings are holding back more power than you'd expect.

GMC Sierra HD owners looking to squeeze more performance from their Duramax engines now have a new plug-and-play solution, courtesy of the folks from Gale Banks Engineering. The well-known diesel ...

Parts suppliers, race shops and tuners alike have all found themselves in the crosshairs of an increasingly strict EPA thanks to the latest round of National Compliance Initiatives, which specifically ...

We recently discussed diesel programmers and the role they play in our pursuit of higher performance. Although the OBD-II-driven devices have many different functions, changing the parameters in a ...

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 ...

Despite the recent news that the Environmental Protection Agency (EPA) no longer lists emissions defeat devices as a top priority, there’s still no two ways about it: Tampering with a tune to defeat ...

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 ...