Diesel engines can be more efficient than gasoline engines, but that's largely due to DEF. Here's what it does, how it helps, and what happens if you run out.

The engines that power the vehicles we drive are exceptional machines. They're capable of generating insane amounts of power in a relatively confined space, and they can generally be expected to ...

Hopefully, you’ve read our last installment of the Project T-top Coupe saga, and you’re up to speed with how the trunk-model 1986 Ford Mustang LX with removable roof panels fared in its first runs on ...

Next to the suspension, the exhaust system of your gasoline-fueled four-cycle truck engine is perhaps the most misunderstood bolt-on performance combination on the market. The basic concept of ...

Now that you've read the exhaust theory story and know everything about pipes and tubes, here is a list of where to buy your new system. All of these products are an upgrade over your existing exhaust ...

The cause of "white exhaust smoke syndrome" could be as innocuous as water in the exhaust pipes condensing and boiling off or as serious as a cracked head or block. You can narrow down the cause by ...

Even though most exhaust manifolds are made of cast iron or stainless steel, they are not indestructible. Over time, they can crack due to constant, extreme temperature fluctuations, leading to ...

Catalyzed Diesel Exhaust Fluid (Cat-DEF™) is one of three SwRI-developed technologies recognized by R&D Magazine as one of the most significant innovations of 2021. The Cat-DEF™ technology is a ...

Engines hum with stories, suspensions whisper secrets from every pothole, and dashboards quietly keep score of the miles ...

The L8B is a powertrain system produced by General Motors for use in pickup trucks and SUVs. The system is based around the 5.3L L83 engine and two components: The 5.3L L83 V-8 engine is mated to a ...

Jacobs Vehicle Systems, a manufacturer of heavy-duty diesel engine retarding systems and valve actuation mechanisms, has launched a new 2-Step Variable Valve Actuation (VVA) system. By enhancing ...