The Roadwarrior EPA21 One-Box aftermarket alternative for Detroit Diesel integrates the diesel oxidation catalyst (DOC) and selective catalytic reduction (SCR) components within the One-Box assembly ...

There are lots of reasons why your diesel engine might be underperforming, but a lot of them go back to the same underlying ...

"I feel like my truck's exhaust has been black lately.""Black smoke comes out when I step on the accelerator."Many people who ...

Commercial vehicles in the UK suffer from blocked diesel particulate filters (DPFs) roughly three years earlier than private cars, according to a major new data analysis.

Beware if DPF regeneration becomes frequent! 5 causes that mechanics look for "Recently, the number of DPF regenerations has ...

On Wednesday, the House of Representatives passed a measure to overturn California's Commercial Harbor Craft emissions rule.

Diesel power units have a well-deserved reputation as durable and resilient machines, but they rarely encapsulate serious damage without prior indications. In most cases, the engine promptly sends ...

A new poll suggests many drivers don’t understand – or actively ignore – dashboard warning lights, risking bigger repair bills later.

A quarter of motorists are driving cars with an urgent dashboard warning light - despite the potential dangers. A poll of ...

Limp mode is your car’s electronic control unit deliberately cutting power and capping your speed, usually to somewhere ...

A QUARTER of motorists are driving cars with an urgent dashboard warning light illuminated, despite the potential dangers. A ...