The diesel tuning business has changed a lot in the last four years. The Environmental Protection Agency is scrutinizing everybody from huge engine manufacturers like Cummins to small tuner shops.

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 ...

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 ...

View post: Amazon Is Selling a 'Solid and Reliable' Craftsman Ratcheting Wrench Set for $30 A few days ago, the EPA announced that diesel emissions defeat devices were no longer its top priority, ...

Let’s be frank for a moment and tell it as it is: not too many people in the market for an Alfa Romeo Giulia will go for the full-on Quadrifoglio for one too many reasons. In Europe, for example, the ...

The German tuning company SpeedART has just released a new tuning package for the Porsche Cayenne Diesel. The tuning kit is named TITAN DTR-310 and offers customers an in-depth modification of their ...

Two Michigan-based diesel tuning companies are facing US$10 million worth of civil penalties for their part in the manufacture, sale, and distribution of diesel-emissions defeat devices, a huge strike ...

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 ...

As "car capitals" go, Detroit—"Motown"—will forever be recognized as the automotive industry's greatest U.S. city, but California arguably is, by all means, the No. 1statefor all things cars and ...