Most diesel engines in the U.S. use a combination of technologies to reduce emissions. Usually there will be a diesel particulate filter (DPF), selective catalytic reduction (SCR) with urea (DEF fluid ...

The only time I've ever used a diesel additive was when our old Trooper was suffering from being a bit 'gunked up', loss power, would barely rev over 2.5k. I suspected the EGR. Putting the additive in ...

Is your diesel truck struggling with poor engine performance, sluggish acceleration or reduced fuel economy? You might have a problem with your exhaust gas recirculation system. That might seem like a ...