A Roseville-based truck parts manufacturer on Tuesday agreed to pay $1 million after pleading guilty in Sacramento federal court to conspiracy and for making and selling illegal “defeat devices” that ...

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 ...

A Roseville company that sells performance parts for diesel trucks pleaded guilty to criminal charges of tampering with emission control systems and agreed to pay $1 million in criminal fines and ...

Aug. 1—If you've ever been behind a lifted pickup truck that spews out dark clouds of smoke in what is often referred to as "rolling coal," then chances are that the truck you're seeing could have ...

The Department of Justice announced this week that Sinister Mfg. Company, Inc., doing business as Sinister Diesel, pleaded guilty to criminal charges related to the emissions control defeat devices it ...

Federal prosecutors say July 2017 photos of a truck that used emission control-defeating devices from Sinister Diesel of Roseville show the result of such kits. U.S. Attorney's Office A Roseville firm ...

Federal prosecutors have filed charges against a Roseville company alleging a conspiracy to violate the Clean Air Act by selling thousands of devices allowing truck drivers to defeat emissions ...

SACRAMENTO, Calif.SACRAMENTO, Calif. — A California company will pay $1 million for violating federal environmental laws by making and selling devices that defeated smog controls on diesel trucks, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SACRAMENTO, Calif. (AP) — A California ...

A tuning company in Roseville, California will pay $1 million in fines and penalties after it pleaded guilty to selling thousands of products that allowed pickup truck owners to bypass the emissions ...

We drove the 2024 Lucid Air Sapphire, the 2025 Cadillac Escalade IQ debuted, and the EPA slapped Sinister Diesel with a massive fine. It's the Week in Reverse, right here at Green Car Reports. We had ...