Not all braking systems on semis have to be loud to be effective. Exhaust brakes make a fraction of the noise that compression brakes do, here's how they work.

Are you thinking about doing an EGR delete on your truck? Before you do, it's important to know the legal and performance ...

Additives in premium diesel fuel help reduce fouling of the EGR valve, EGR cooler and turbocharger. A typical #2 diesel can burn incompletely and leave deposits.

EGR works by circulating cooled exhaust gas back into the engine air intake. This lowers combustion temperature and reduces formation of nitrogen oxide (NOx). The 2007 EPA requirements call for ...

But like any modern diesel engine, these systems have had effects on the Cummins 6.7 engine reliability, with some drivers experiencing issues with clogged DPFs and cracked EGR coolers.

Though most diesel engines lack throttle bodies, they do employ similar components. For instance, some modern diesel engines incorporate throttle valves in exhaust gas recirculation (EGR) systems ...

EGR solution EGR will help reduce the ME-GA’s methane slip by 30 to 50%, while lowering specific gas consumption by around 3% and specific fuel-oil consumption in diesel mode by 5%.

Previous studies have indicated that multiple injections with EGR can provide substantial simultaneous reductions in emissions of particulate and NOx from heavy-duty diesel engines, but careful ...